11563075525 has 12 divisors (see below), whose sum is σ = 14342724864. Its totient is φ = 9247550000.

The previous prime is 11563075483. The next prime is 11563075583. The reversal of 11563075525 is 52557036511.

11563075525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11563075525 - 2¹³ = 11563067333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10140 + ... + 152410.

It is an arithmetic number, because the mean of its divisors is an integer number (1195227072).

Almost surely, 2^11563075525 is an apocalyptic number.

It is an amenable number.

11563075525 is a deficient number, since it is larger than the sum of its proper divisors (2779649339).

11563075525 is a wasteful number, since it uses less digits than its factorization.

11563075525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145532 (or 145527 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 40.

The spelling of 11563075525 in words is "eleven billion, five hundred sixty-three million, seventy-five thousand, five hundred twenty-five".