math_fact: 9109 is the number of regions the complex plane is cut into by drawing lines between all pairs of 23^{rd} roots of unity.
trivia: 9109 is a boring number.
historical_date: December 8th is the day in 2007 that Benazir Bhutto, first and only female former Prime Minister of Pakistan, had her PPP Office stormed by unidentified gunmen.