Fatto matematico: 4159 is 4^{5} + 1^{5} + 5^{5} + 9.
Trivia: 4159 is an uninteresting number.
Data storica: May 21st is the day in 1946 that Physicist Louis Slotin is fatally irradiated in a criticality incident during an experiment with the Demon core at Los Alamos National Laboratory.