Fatto generale: 47154 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 47154 is an uninteresting number.
Trivia: 47154 is an uninteresting number.
Data storica: February 6th is the day in 1922 that the Washington Naval Treaty is signed in Washington, D.C., limiting the naval armaments of United States, Britain, Japan, France, and Italy.