11625525 has 30 divisors (see below), whose sum is σ = 21538242. Its totient is φ = 6199200.

The previous prime is 11625517. The next prime is 11625529. The reversal of 11625525 is 52552611.

11625525 is a `hidden beast` number, since 11 + 625 + 5 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 715716 + 10909809 = 846^2 + 3303^2 .

It is not a de Polignac number, because 11625525 - 2³ = 11625517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11625529) by changing a digit.

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 29 ways as a sum of consecutive naturals, for example, 846 + ... + 4895.

Almost surely, 2^11625525 is an apocalyptic number.

11625525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11625525 is a deficient number, since it is larger than the sum of its proper divisors (9912717).

11625525 is an equidigital number, since it uses as much as digits as its factorization.

11625525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5763 (or 5749 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 11625525 is about 3409.6224131126. The cubic root of 11625525 is about 226.5361549232.

The spelling of 11625525 in words is "eleven million, six hundred twenty-five thousand, five hundred twenty-five".