115996775 has 6 divisors (see below), whose sum is σ = 143836032. Its totient is φ = 92797400.

The previous prime is 115996721. The next prime is 115996787. The reversal of 115996775 is 577699511.

It is not a de Polignac number, because 115996775 - 2⁶ = 115996711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2319911 + ... + 2319960.

It is an arithmetic number, because the mean of its divisors is an integer number (23972672).

Almost surely, 2^115996775 is an apocalyptic number.

115996775 is a deficient number, since it is larger than the sum of its proper divisors (27839257).

115996775 is an equidigital number, since it uses as much as digits as its factorization.

115996775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639881 (or 4639876 counting only the distinct ones).

The product of its digits is 595350, while the sum is 50.

The square root of 115996775 is about 10770.1798963620. The cubic root of 115996775 is about 487.6953764328.

The spelling of 115996775 in words is "one hundred fifteen million, nine hundred ninety-six thousand, seven hundred seventy-five".