113118581519 has 4 divisors (see below), whose sum is σ = 119772615744. Its totient is φ = 106464547296.

The previous prime is 113118581503. The next prime is 113118581561. The reversal of 113118581519 is 915185811311.

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

It is a cyclic number.

It is not a de Polignac number, because 113118581519 - 2⁴ = 113118581503 is a prime.

It is a super-2 number, since 2×113118581519² (a number of 23 digits) contains 22 as substring.

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 113118581519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113118581579) 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, 3327017087 + ... + 3327017120.

It is an arithmetic number, because the mean of its divisors is an integer number (29943153936).

Almost surely, 2^113118581519 is an apocalyptic number.

113118581519 is a deficient number, since it is larger than the sum of its proper divisors (6654034225).

113118581519 is an equidigital number, since it uses as much as digits as its factorization.

113118581519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6654034224.

The product of its digits is 43200, while the sum is 44.

The spelling of 113118581519 in words is "one hundred thirteen billion, one hundred eighteen million, five hundred eighty-one thousand, five hundred nineteen".