11687164 has 12 divisors (see below), whose sum is σ = 20483064. Its totient is φ = 5834864.

The previous prime is 11687131. The next prime is 11687191. The reversal of 11687164 is 46178611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1542 + ... + 5074.

It is an arithmetic number, because the mean of its divisors is an integer number (1706922).

Almost surely, 2^11687164 is an apocalyptic number.

It is an amenable number.

11687164 is a deficient number, since it is larger than the sum of its proper divisors (8795900).

11687164 is a wasteful number, since it uses less digits than its factorization.

11687164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4364 (or 4362 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 11687164 is about 3418.6494409342. The cubic root of 11687164 is about 226.9358173387.

The spelling of 11687164 in words is "eleven million, six hundred eighty-seven thousand, one hundred sixty-four".