12269799 has 14 divisors (see below), whose sum is σ = 18397376. Its totient is φ = 8179380.

The previous prime is 12269791. The next prime is 12269819. The reversal of 12269799 is 99796221.

It is not a de Polignac number, because 12269799 - 2³ = 12269791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12269791) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 7687 + ... + 9144.

Almost surely, 2^12269799 is an apocalyptic number.

12269799 is a deficient number, since it is larger than the sum of its proper divisors (6127577).

12269799 is an frugal number, since it uses more digits than its factorization.

12269799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16849 (or 16834 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 12269799 is about 3502.8272866358. The cubic root of 12269799 is about 230.6459409896.

It can be divided in two parts, 1226 and 9799, that added together give a square (11025 = 105²).

The spelling of 12269799 in words is "twelve million, two hundred sixty-nine thousand, seven hundred ninety-nine".