Special properties of number 9 (Today’s Date)

1. 9 is the largest single-digit number.
2. 9 is a Square Number (3x3).
3. 9 is a palindromic number in decimal system
4. 9 is a palindromic number in binary system (1001)
5. The Chemical Element Beryllium has an atomic number of 9.
6. Water expands by about 9% as it freezes.
7. A full moon is nine times brighter than a half moon.