13265625 has 28 divisors (see below), whose sum is σ = 22187216. Its totient is φ = 7050000.

The previous prime is 13265621. The next prime is 13265639. The reversal of 13265625 is 52656231.

It is not a de Polignac number, because 13265625 - 2² = 13265621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13265592 and 13265601.

It is not an unprimeable number, because it can be changed into a prime (13265621) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 46734 + ... + 47016.

Almost surely, 2^13265625 is an apocalyptic number.

13265625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13265625 is a deficient number, since it is larger than the sum of its proper divisors (8921591).

13265625 is an frugal number, since it uses more digits than its factorization.

13265625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 291 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 13265625 is about 3642.2005710834. The cubic root of 13265625 is about 236.7241534183.

The spelling of 13265625 in words is "thirteen million, two hundred sixty-five thousand, six hundred twenty-five".