This issue has variants.
Millionth issue supposedly from 853rd century; cover gives a fake date of "Nov 85,271". It is part of the DC One Million crossover promotion on the cover, shared with other November 1998 titles. Published in between Superman #139 and 140.
Gives background on Justice Legion A and the android Hourman, with a recap of the story so far. Digital frontispiece by Pat Garrahy.
Story continued from Superman: The Man of Steel (DC, 1991 series) #1,000,000, and continues in JLA (DC, 1997 series) #1,000,000.
Includes summary of the DC One Million crossover for weeks three and four, and a promo for the next issue, Superman #140.
Total of 9 one-page and 1 two-page ads for: The Widest Jeans (clothing, GAP Kids), Bride of Chucky (movie, Universal), Plane Crazy Extreme Aerial Racing (video game, SegaSoft), Head Rush (video game, Berkeley Systems), RC Racer Team Lost (video game, Fox Interactive, 2 pages), Lost in Space (movie video, New Line), The Contra Adventure (video game, Konami), JNCO (clothes, JNCO Industries), Dump the 'Toons Get Real: TNBC (TV, NBC), and Milk Where's Your Mustache? with Sarah Michelle Gellar (milk, America's Milk Processors). Appear in various places in this issue.