113116087 has 4 divisors (see below), whose sum is σ = 129275536. Its totient is φ = 96956640.

The previous prime is 113116057. The next prime is 113116097. The reversal of 113116087 is 780611311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 780611311 = 37 ⋅21097603.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113116087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113116027) 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, 8079714 + ... + 8079727.

It is an arithmetic number, because the mean of its divisors is an integer number (32318884).

Almost surely, 2^113116087 is an apocalyptic number.

113116087 is a deficient number, since it is larger than the sum of its proper divisors (16159449).

113116087 is an equidigital number, since it uses as much as digits as its factorization.

113116087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16159448.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 113116087 is about 10635.6046842669. The cubic root of 113116087 is about 483.6243114584.

Adding to 113116087 its reverse (780611311), we get a palindrome (893727398).

The spelling of 113116087 in words is "one hundred thirteen million, one hundred sixteen thousand, eighty-seven".