11267399 has 36 divisors (see below), whose sum is σ = 14603400. Its totient is φ = 8648640.

The previous prime is 11267393. The next prime is 11267411. The reversal of 11267399 is 99376211.

11267399 = 38² + 39² + ... + 323².

It is a happy number.

It is not a de Polignac number, because 11267399 - 2⁴ = 11267383 is a prime.

It is a super-3 number, since 3×11267399³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11267393) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 388517 + ... + 388545.

It is an arithmetic number, because the mean of its divisors is an integer number (405650).

Almost surely, 2^11267399 is an apocalyptic number.

11267399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11267399 is a deficient number, since it is larger than the sum of its proper divisors (3336001).

11267399 is a wasteful number, since it uses less digits than its factorization.

11267399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 72 counting only the distinct ones).

The product of its digits is 20412, while the sum is 38.

The square root of 11267399 is about 3356.6946539714. The cubic root of 11267399 is about 224.1856918451.

The spelling of 11267399 in words is "eleven million, two hundred sixty-seven thousand, three hundred ninety-nine".