Fait général: 2253 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 2253 is the number of monic polynomials of degree 11 with integer coefficients whose complex roots are all in the unit disk.
Culture générale: 2253 is an uninteresting number.
Date historique: March 2nd is the day in 1972 that the Pioneer 10 space probe is launched from Cape Canaveral, Florida with a mission to explore the outer planets.