13531153525 has 24 divisors (see below), whose sum is σ = 17706009600. Its totient is φ = 10229472000.

The previous prime is 13531153477. The next prime is 13531153543. The reversal of 13531153525 is 52535113531.

It is not a de Polignac number, because 13531153525 - 2²³ = 13522764917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154956 + ... + 225994.

It is an arithmetic number, because the mean of its divisors is an integer number (737750400).

Almost surely, 2^13531153525 is an apocalyptic number.

It is an amenable number.

13531153525 is a deficient number, since it is larger than the sum of its proper divisors (4174856075).

13531153525 is a wasteful number, since it uses less digits than its factorization.

13531153525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71469 (or 71464 counting only the distinct ones).

The product of its digits is 33750, while the sum is 34.

The spelling of 13531153525 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty-three thousand, five hundred twenty-five".