131115603552523 has 32 divisors (see below), whose sum is σ = 137617419398400. Its totient is φ = 124791952650624.

The previous prime is 131115603552433. The next prime is 131115603552551. The reversal of 131115603552523 is 325255306511131.

It is not a de Polignac number, because 131115603552523 - 2²⁹ = 131115066681611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131115603552523.

It is not an unprimeable number, because it can be changed into a prime (131115603552823) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485501736 + ... + 485771722.

It is an arithmetic number, because the mean of its divisors is an integer number (4300544356200).

Almost surely, 2^{131115603552523} is an apocalyptic number.

131115603552523 is a deficient number, since it is larger than the sum of its proper divisors (6501815845877).

131115603552523 is a wasteful number, since it uses less digits than its factorization.

131115603552523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271179.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 131115603552523 in words is "one hundred thirty-one trillion, one hundred fifteen billion, six hundred three million, five hundred fifty-two thousand, five hundred twenty-three".