12102164 has 54 divisors (see below), whose sum is σ = 24563070. Its totient is φ = 5209344.

The previous prime is 12102157. The next prime is 12102199. The reversal of 12102164 is 46120121.

It can be written as a sum of positive squares in 3 ways, for example, as 5026564 + 7075600 = 2242^2 + 2660^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 417302 + ... + 417330.

Almost surely, 2^12102164 is an apocalyptic number.

It is an amenable number.

12102164 is an abundant number, since it is smaller than the sum of its proper divisors (12460906).

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

12102164 is a wasteful number, since it uses less digits than its factorization.

12102164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12102164 is about 3478.8164654089. The cubic root of 12102164 is about 229.5907277312.

Adding to 12102164 its reverse (46120121), we get a palindrome (58222285).

The spelling of 12102164 in words is "twelve million, one hundred two thousand, one hundred sixty-four".