general_fact: 19357 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 19357 is an uninteresting number.
trivia: 19357 is a boring number.
historical_date: December 29th is the day in 1914 that a Portrait of the Artist as a Young Man, the first novel by James Joyce, is serialised in The Egoist.