12318164 has 12 divisors (see below), whose sum is σ = 21581364. Its totient is φ = 6152064.

The previous prime is 12318143. The next prime is 12318193. The reversal of 12318164 is 46181321.

It can be written as a sum of positive squares in 2 ways, for example, as 5856400 + 6461764 = 2420^2 + 2542^2 .

It is a congruent number.

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, 6044 + ... + 7820.

It is an arithmetic number, because the mean of its divisors is an integer number (1798447).

Almost surely, 2^12318164 is an apocalyptic number.

It is an amenable number.

12318164 is a deficient number, since it is larger than the sum of its proper divisors (9263200).

12318164 is a wasteful number, since it uses less digits than its factorization.

12318164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514 (or 3512 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 12318164 is about 3509.7242056891. The cubic root of 12318164 is about 230.9485964719.

Adding to 12318164 its reverse (46181321), we get a palindrome (58499485).

The spelling of 12318164 in words is "twelve million, three hundred eighteen thousand, one hundred sixty-four".