Number Gossip

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Unique Properties of 919

  • 919 is the smallest multidigit palindromic number whose sum of digits shows up as a substring of the number
  • 919 is the smallest number which is not the difference between two positive palindromes
  • 919 is the smallest palindromic prime whose digital root equals its middle digits
  • 919 is the smallest prime p such that p-1 and p+1 are both divisible by non-trivial cubes (919 - 1 = 2*33*17 and 919 + 1 = 23*5*23)

Rare Properties of 919

Palindromic prime

Common Properties of 919

Deficient
Odd
Odious
Palindrome
Prime
Square-free
Undulating