Fait général: 1418 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1418 is the number of (not necessarily distinct) sets of Egyptian fractions that sum to 1 with smallest fraction 1/18.
Culture générale: 1418 is an uninteresting number.
Date historique: November 18th is the day in 1947 that the Ballantyne's Department Store fire in Christchurch, New Zealand, kills 41; it is the worst fire disaster in the history of New Zealand.