115268977 has 4 divisors (see below), whose sum is σ = 116410356. Its totient is φ = 114127600.

The previous prime is 115268969. The next prime is 115268981. The reversal of 115268977 is 779862511.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 71166096 + 44102881 = 8436^2 + 6641^2 .

It is a cyclic number.

It is not a de Polignac number, because 115268977 - 2³ = 115268969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115263977) 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, 570538 + ... + 570739.

It is an arithmetic number, because the mean of its divisors is an integer number (29102589).

Almost surely, 2^115268977 is an apocalyptic number.

It is an amenable number.

115268977 is a deficient number, since it is larger than the sum of its proper divisors (1141379).

115268977 is a wasteful number, since it uses less digits than its factorization.

115268977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141378.

The product of its digits is 211680, while the sum is 46.

The square root of 115268977 is about 10736.3390874171. The cubic root of 115268977 is about 486.6732541695.

It can be divided in two parts, 11526 and 8977, that added together give a triangular number (20503 = T₂₀₂).

The spelling of 115268977 in words is "one hundred fifteen million, two hundred sixty-eight thousand, nine hundred seventy-seven".