11525425 has 6 divisors (see below), whose sum is σ = 14291558. Its totient is φ = 9220320.

The previous prime is 11525357. The next prime is 11525429. The reversal of 11525425 is 52452511.

It can be written as a sum of positive squares in 3 ways, for example, as 2380849 + 9144576 = 1543^2 + 3024^2 .

It is not a de Polignac number, because 11525425 - 2²³ = 3136817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 461017 = 11525425 / (1 + 1 + 5 + 2 + 5 + 4 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11525425.

It is not an unprimeable number, because it can be changed into a prime (11525429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230484 + ... + 230533.

Almost surely, 2^11525425 is an apocalyptic number.

It is an amenable number.

11525425 is a deficient number, since it is larger than the sum of its proper divisors (2766133).

11525425 is an equidigital number, since it uses as much as digits as its factorization.

11525425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461027 (or 461022 counting only the distinct ones).

The product of its digits is 2000, while the sum is 25.

The square root of 11525425 is about 3394.9116336070. The cubic root of 11525425 is about 225.8840935932.

Adding to 11525425 its reverse (52452511), we get a palindrome (63977936).

The spelling of 11525425 in words is "eleven million, five hundred twenty-five thousand, four hundred twenty-five".