Number Gossip

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Unique Properties of 1423

  • 1423 is the smallest prime number that can be formed by concatenating the first several positive integers
  • 1423 is the smallest prime containing 2n digits in which the sum of the first n digits equals that of the rest
  • 1423 is the smallest prime with nonzero digits such that sum of the cubes of its digits equals the square of the sum of its digits (13+43+23+33 = (1+4+2+3)2)

Common Properties of 1423

Deficient
Odd
Odious
Prime
Square-free