12532906 has 4 divisors (see below), whose sum is σ = 18799362. Its totient is φ = 6266452.

The previous prime is 12532873. The next prime is 12532931. The reversal of 12532906 is 60923521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6456681 + 6076225 = 2541^2 + 2465^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3133225 + ... + 3133228.

Almost surely, 2^12532906 is an apocalyptic number.

12532906 is a deficient number, since it is larger than the sum of its proper divisors (6266456).

12532906 is an equidigital number, since it uses as much as digits as its factorization.

12532906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6266455.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 12532906 is about 3540.1844584711. The cubic root of 12532906 is about 232.2829114045.

The spelling of 12532906 in words is "twelve million, five hundred thirty-two thousand, nine hundred six".