Fait mathématique: 5142 is the sum of its proper divisors that contain the digit 7.
Culture générale: 5142 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: January 28th is the day in 2002 that TAME Flight 120, a Boeing 727-100 crashes in the Andes mountains in southern Colombia killing 92.