11431164 has 12 divisors (see below), whose sum is σ = 26672744. Its totient is φ = 3810384.

The previous prime is 11431151. The next prime is 11431177. The reversal of 11431164 is 46113411.

It is an interprime number because it is at equal distance from previous prime (11431151) and next prime (11431177).

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11431164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476287 + ... + 476310.

Almost surely, 2^11431164 is an apocalyptic number.

It is an amenable number.

11431164 is an abundant number, since it is smaller than the sum of its proper divisors (15241580).

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

11431164 is a wasteful number, since it uses less digits than its factorization.

11431164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952604 (or 952602 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 11431164 is about 3381.0004436557. Note that the first 3 decimals coincide. The cubic root of 11431164 is about 225.2666074230.

Adding to 11431164 its reverse (46113411), we get a palindrome (57544575).

The spelling of 11431164 in words is "eleven million, four hundred thirty-one thousand, one hundred sixty-four".