116015555 has 4 divisors (see below), whose sum is σ = 139218672. Its totient is φ = 92812440.

The previous prime is 116015551. The next prime is 116015561. The reversal of 116015555 is 555510611.

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 116015555 - 2² = 116015551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116015551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11601551 + ... + 11601560.

It is an arithmetic number, because the mean of its divisors is an integer number (34804668).

Almost surely, 2^116015555 is an apocalyptic number.

116015555 is a deficient number, since it is larger than the sum of its proper divisors (23203117).

116015555 is an equidigital number, since it uses as much as digits as its factorization.

116015555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23203116.

The product of its (nonzero) digits is 3750, while the sum is 29.

The square root of 116015555 is about 10771.0517128087. The cubic root of 116015555 is about 487.7216944775.

The spelling of 116015555 in words is "one hundred sixteen million, fifteen thousand, five hundred fifty-five".