12105652 has 12 divisors (see below), whose sum is σ = 22814596. Its totient is φ = 5587200.

The previous prime is 12105647. The next prime is 12105733. The reversal of 12105652 is 25650121.

12105652 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 2 ways, for example, as 7203856 + 4901796 = 2684^2 + 2214^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

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, 116349 + ... + 116452.

Almost surely, 2^12105652 is an apocalyptic number.

It is an amenable number.

12105652 is a deficient number, since it is larger than the sum of its proper divisors (10708944).

12105652 is a wasteful number, since it uses less digits than its factorization.

12105652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232818 (or 232816 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 12105652 is about 3479.3177492146. The cubic root of 12105652 is about 229.6127826170.

Adding to 12105652 its reverse (25650121), we get a palindrome (37755773).

The spelling of 12105652 in words is "twelve million, one hundred five thousand, six hundred fifty-two".