113015555 has 4 divisors (see below), whose sum is σ = 135618672. Its totient is φ = 90412440.

The previous prime is 113015543. The next prime is 113015587. The reversal of 113015555 is 555510311.

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

It is not a de Polignac number, because 113015555 - 2¹⁸ = 112753411 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, 11301551 + ... + 11301560.

It is an arithmetic number, because the mean of its divisors is an integer number (33904668).

Almost surely, 2^113015555 is an apocalyptic number.

113015555 is a deficient number, since it is larger than the sum of its proper divisors (22603117).

113015555 is an equidigital number, since it uses as much as digits as its factorization.

113015555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22603116.

The product of its (nonzero) digits is 1875, while the sum is 26.

The square root of 113015555 is about 10630.8774332131. The cubic root of 113015555 is about 483.4809951796.

Adding to 113015555 its reverse (555510311), we get a palindrome (668525866).

The spelling of 113015555 in words is "one hundred thirteen million, fifteen thousand, five hundred fifty-five".