11525011025 has 36 divisors (see below), whose sum is σ = 16632396396. Its totient is φ = 7888742400.

The previous prime is 11525011021. The next prime is 11525011031. The reversal of 11525011025 is 52011052511.

It can be written as a sum of positive squares in 6 ways, for example, as 55457809 + 11469553216 = 7447^2 + 107096^2 .

It is not a de Polignac number, because 11525011025 - 2² = 11525011021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11525011021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 60632 + ... + 163481.

It is an arithmetic number, because the mean of its divisors is an integer number (462011011).

Almost surely, 2^11525011025 is an apocalyptic number.

It is an amenable number.

11525011025 is a deficient number, since it is larger than the sum of its proper divisors (5107385371).

11525011025 is a wasteful number, since it uses less digits than its factorization.

11525011025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224162 (or 224146 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 23.

Adding to 11525011025 its reverse (52011052511), we get a palindrome (63536063536).

The spelling of 11525011025 in words is "eleven billion, five hundred twenty-five million, eleven thousand, twenty-five".