Hecho general: 97172 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 97172 is a boring number.
Trivia: 97172 is a boring number.
Fecha histórica: January 17th is the day in 1969 that Black Panther Party members Bunchy Carter and John Huggins are killed during a meeting in Campbell Hall on the campus of UCLA.