Fait général: 1056 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1056 is the area of the smallest non-square rectangle that can be tiled with integer-sided squares.
Culture générale: 1056 is a boring number.
Date historique: November 21st is the day in 1918 that a pogrom takes place in Lwów (now Lviv); over three days, at least 50 Jews and 270 Ukrainian Christians are killed by Poles.