# Number Gossip

(Enter a number and I'll tell you everything you wanted to know about it but were afraid to ask.)

## Unique Properties of 25

- 25 is the smallest square that can be written as a sum of 2 squares
- 25 is the smallest multi-digit automorphic number
- 25 is the only prime square whose digits are all prime
- 25 is the smallest aspiring number
- 25 is the smallest Friedman number, which means it can be written in a non-trivial way using its digits and standard operations: 25 = 5
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