11525504 has 32 divisors (see below), whose sum is σ = 23174400. Its totient is φ = 5709312.

The previous prime is 11525497. The next prime is 11525509. The reversal of 11525504 is 40552511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 11525504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11525509) 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 3 ways as a sum of consecutive naturals, for example, 15902 + ... + 16610.

It is an arithmetic number, because the mean of its divisors is an integer number (724200).

Almost surely, 2^11525504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11525504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11587200).

11525504 is an abundant number, since it is smaller than the sum of its proper divisors (11648896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11525504 is an equidigital number, since it uses as much as digits as its factorization.

11525504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 11525504 is about 3394.9232686469. The cubic root of 11525504 is about 225.8846096929.

The spelling of 11525504 in words is "eleven million, five hundred twenty-five thousand, five hundred four".