113159555 has 4 divisors (see below), whose sum is σ = 135791472. Its totient is φ = 90527640.

The previous prime is 113159513. The next prime is 113159561. The reversal of 113159555 is 555951311.

It is a happy number.

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

It is not a de Polignac number, because 113159555 - 2¹² = 113155459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11315951 + ... + 11315960.

It is an arithmetic number, because the mean of its divisors is an integer number (33947868).

Almost surely, 2^113159555 is an apocalyptic number.

113159555 is a deficient number, since it is larger than the sum of its proper divisors (22631917).

113159555 is an equidigital number, since it uses as much as digits as its factorization.

113159555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22631916.

The product of its digits is 16875, while the sum is 35.

The square root of 113159555 is about 10637.6480013206. The cubic root of 113159555 is about 483.6862522189.

The spelling of 113159555 in words is "one hundred thirteen million, one hundred fifty-nine thousand, five hundred fifty-five".