12626525 has 6 divisors (see below), whose sum is σ = 15656922. Its totient is φ = 10101200.

The previous prime is 12626501. The next prime is 12626533. The reversal of 12626525 is 52562621.

12626525 is digitally balanced in base 3, 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 3 ways, for example, as 4024036 + 8602489 = 2006^2 + 2933^2 .

It is not a de Polignac number, because 12626525 - 2¹² = 12622429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252506 + ... + 252555.

It is an arithmetic number, because the mean of its divisors is an integer number (2609487).

Almost surely, 2^12626525 is an apocalyptic number.

It is an amenable number.

12626525 is a deficient number, since it is larger than the sum of its proper divisors (3030397).

12626525 is an equidigital number, since it uses as much as digits as its factorization.

12626525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505071 (or 505066 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 12626525 is about 3553.3821916591. The cubic root of 12626525 is about 232.8598505104.

The spelling of 12626525 in words is "twelve million, six hundred twenty-six thousand, five hundred twenty-five".