113551500135531 has 16 divisors (see below), whose sum is σ = 152152120535040. Its totient is φ = 75326689287360.

The previous prime is 113551500135467. The next prime is 113551500135547. The reversal of 113551500135531 is 135531005155311.

It is not a de Polignac number, because 113551500135531 - 2⁶ = 113551500135467 is a prime.

It is a super-2 number, since 2×113551500135531² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113551500135531.

It is not an unprimeable number, because it can be changed into a prime (113551500135581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93065155 + ... + 94277388.

It is an arithmetic number, because the mean of its divisors is an integer number (9509507533440).

Almost surely, 2^{113551500135531} is an apocalyptic number.

113551500135531 is a deficient number, since it is larger than the sum of its proper divisors (38600620399509).

113551500135531 is a wasteful number, since it uses less digits than its factorization.

113551500135531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187343546.

The product of its (nonzero) digits is 84375, while the sum is 39.

The spelling of 113551500135531 in words is "one hundred thirteen trillion, five hundred fifty-one billion, five hundred million, one hundred thirty-five thousand, five hundred thirty-one".