11641264 has 20 divisors (see below), whose sum is σ = 22656040. Its totient is φ = 5794560.

The previous prime is 11641249. The next prime is 11641313. The reversal of 11641264 is 46214611.

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, 2347 + ... + 5365.

It is an arithmetic number, because the mean of its divisors is an integer number (1132802).

Almost surely, 2^11641264 is an apocalyptic number.

It is an amenable number.

11641264 is a deficient number, since it is larger than the sum of its proper divisors (11014776).

11641264 is a wasteful number, since it uses less digits than its factorization.

11641264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268 (or 3262 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 11641264 is about 3411.9296592984. The cubic root of 11641264 is about 226.6383394050.

Adding to 11641264 its reverse (46214611), we get a palindrome (57855875).

The spelling of 11641264 in words is "eleven million, six hundred forty-one thousand, two hundred sixty-four".