12506132 has 6 divisors (see below), whose sum is σ = 21885738. Its totient is φ = 6253064.

The previous prime is 12506083. The next prime is 12506147. The reversal of 12506132 is 23160521.

12506132 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., 7639696 + 4866436 = 2764^2 + 2206^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563263 + ... + 1563270.

It is an arithmetic number, because the mean of its divisors is an integer number (3647623).

Almost surely, 2^12506132 is an apocalyptic number.

It is an amenable number.

12506132 is a deficient number, since it is larger than the sum of its proper divisors (9379606).

12506132 is a wasteful number, since it uses less digits than its factorization.

12506132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126537 (or 3126535 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 12506132 is about 3536.4009953624. The cubic root of 12506132 is about 232.1173851071.

Adding to 12506132 its reverse (23160521), we get a palindrome (35666653).

The spelling of 12506132 in words is "twelve million, five hundred six thousand, one hundred thirty-two".