13377625 has 8 divisors (see below), whose sum is σ = 16695432. Its totient is φ = 10702000.

The previous prime is 13377593. The next prime is 13377629. The reversal of 13377625 is 52677331.

It can be written as a sum of positive squares in 4 ways, for example, as 3316041 + 10061584 = 1821^2 + 3172^2 .

It is not a de Polignac number, because 13377625 - 2⁵ = 13377593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13377629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53386 + ... + 53635.

It is an arithmetic number, because the mean of its divisors is an integer number (2086929).

Almost surely, 2^13377625 is an apocalyptic number.

It is an amenable number.

13377625 is a deficient number, since it is larger than the sum of its proper divisors (3317807).

13377625 is an equidigital number, since it uses as much as digits as its factorization.

13377625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107036 (or 107026 counting only the distinct ones).

The product of its digits is 26460, while the sum is 34.

The square root of 13377625 is about 3657.5435745866. The cubic root of 13377625 is about 237.3884979832.

The spelling of 13377625 in words is "thirteen million, three hundred seventy-seven thousand, six hundred twenty-five".