11439164 has 48 divisors (see below), whose sum is σ = 23750496. Its totient is φ = 4761600.

The previous prime is 11439163. The next prime is 11439187. The reversal of 11439164 is 46193411.

11439164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11439163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30482 + ... + 30854.

It is an arithmetic number, because the mean of its divisors is an integer number (494802).

Almost surely, 2^11439164 is an apocalyptic number.

It is an amenable number.

11439164 is an abundant number, since it is smaller than the sum of its proper divisors (12311332).

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

11439164 is a wasteful number, since it uses less digits than its factorization.

11439164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 444 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 11439164 is about 3382.1833185089. The cubic root of 11439164 is about 225.3191454562.

The spelling of 11439164 in words is "eleven million, four hundred thirty-nine thousand, one hundred sixty-four".