113534524215551 has 4 divisors (see below), whose sum is σ = 113534644088592. Its totient is φ = 113534404342512.

The previous prime is 113534524215509. The next prime is 113534524215583. The reversal of 113534524215551 is 155512425435311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113534524215551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113534524215496 and 113534524215505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113534524275551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58504430 + ... + 60413883.

It is an arithmetic number, because the mean of its divisors is an integer number (28383661022148).

Almost surely, 2^{113534524215551} is an apocalyptic number.

113534524215551 is a deficient number, since it is larger than the sum of its proper divisors (119873041).

113534524215551 is an equidigital number, since it uses as much as digits as its factorization.

113534524215551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119873040.

The product of its digits is 1800000, while the sum is 47.

The spelling of 113534524215551 in words is "one hundred thirteen trillion, five hundred thirty-four billion, five hundred twenty-four million, two hundred fifteen thousand, five hundred fifty-one".