2089

This number is a prime.

2089 will be the bicentennial of the State of Washington, USA, which was named after the first U.S. President, George Washington (whose tricentennial will be the same year). [Engebo]

The only prime that is equal to the sum of cubes of all the digits of an 11-digit pandigital prime p, i.e., p=10234546879. [Loungrides]

Sum of a cube and a square in three different ways: 10^3 + 33^2 = 12^3 + 19^2 = 4^3 + 45^2. [Leonardis]