11997264 has 20 divisors (see below), whose sum is σ = 30993056. Its totient is φ = 3999072.

The previous prime is 11997247. The next prime is 11997269. The reversal of 11997264 is 46279911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11997269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124924 + ... + 125019.

Almost surely, 2^11997264 is an apocalyptic number.

It is an amenable number.

11997264 is an abundant number, since it is smaller than the sum of its proper divisors (18995792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11997264 is a wasteful number, since it uses less digits than its factorization.

11997264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249954 (or 249948 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 11997264 is about 3463.7066850413. The cubic root of 11997264 is about 228.9254475316.

The spelling of 11997264 in words is "eleven million, nine hundred ninety-seven thousand, two hundred sixty-four".