12164512 has 12 divisors (see below), whose sum is σ = 23948946. Its totient is φ = 6082240.

The previous prime is 12164497. The next prime is 12164513. The reversal of 12164512 is 21546121.

12164512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9461776 + 2702736 = 3076^2 + 1644^2 .

It is not an unprimeable number, because it can be changed into a prime (12164513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190039 + ... + 190102.

Almost surely, 2^12164512 is an apocalyptic number.

It is an amenable number.

12164512 is a deficient number, since it is larger than the sum of its proper divisors (11784434).

12164512 is an equidigital number, since it uses as much as digits as its factorization.

12164512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380151 (or 380143 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 12164512 is about 3487.7660471998. The cubic root of 12164512 is about 229.9843215526.

The spelling of 12164512 in words is "twelve million, one hundred sixty-four thousand, five hundred twelve".