12652525 has 6 divisors (see below), whose sum is σ = 15689162. Its totient is φ = 10122000.

The previous prime is 12652517. The next prime is 12652567. The reversal of 12652525 is 52525621.

It can be written as a sum of positive squares in 3 ways, for example, as 21609 + 12630916 = 147^2 + 3554^2 .

It is not a de Polignac number, because 12652525 - 2³ = 12652517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12652493 and 12652502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 253026 + ... + 253075.

Almost surely, 2^12652525 is an apocalyptic number.

It is an amenable number.

12652525 is a deficient number, since it is larger than the sum of its proper divisors (3036637).

12652525 is an equidigital number, since it uses as much as digits as its factorization.

12652525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506111 (or 506106 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 12652525 is about 3557.0387965272. The cubic root of 12652525 is about 233.0195726096.

The spelling of 12652525 in words is "twelve million, six hundred fifty-two thousand, five hundred twenty-five".