Fait général: 2045 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 2045 is the number of unlabeled partially ordered sets of 7 elements.
Culture générale: 2045 is an uninteresting number.
Date historique: August 6th is the day in 1926 that Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.