12668164 has 6 divisors (see below), whose sum is σ = 22169294. Its totient is φ = 6334080.

The previous prime is 12668153. The next prime is 12668191. The reversal of 12668164 is 46186621.

It can be written as a sum of positive squares in only one way, i.e., 12040900 + 627264 = 3470^2 + 792^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583517 + ... + 1583524.

Almost surely, 2^12668164 is an apocalyptic number.

It is an amenable number.

12668164 is a deficient number, since it is larger than the sum of its proper divisors (9501130).

12668164 is a wasteful number, since it uses less digits than its factorization.

12668164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167045 (or 3167043 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 12668164 is about 3559.2364349675. The cubic root of 12668164 is about 233.1155400858.

The spelling of 12668164 in words is "twelve million, six hundred sixty-eight thousand, one hundred sixty-four".