Fait général: 5163 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5163 is an unremarkable number.
Culture générale: 5163 is an unremarkable number.
Date historique: February 18th is the day in 1977 that the Space Shuttle Enterprise test vehicle is carried on its maiden "flight" on top of a Boeing 747.