Fatto generale: 171 is the top speed in miles per hours of the the Porsche Cayenne Turbo S automobile.
Fatto matematico: 171 is a repdigit in base 7 (333).
Trivia: 171 is the record number of goals scored by France at the 1998 World Cup.
Data storica: June 19th is the day in 1964 that the Civil Rights Act of 1964 is approved after surviving an 83-day filibuster in the United States Senate.