115834978 has 16 divisors (see below), whose sum is σ = 202800384. Its totient is φ = 48587040.

The previous prime is 115834973. The next prime is 115834987. The reversal of 115834978 is 879438511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (115834973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87363 + ... + 88678.

It is an arithmetic number, because the mean of its divisors is an integer number (12675024).

Almost surely, 2^115834978 is an apocalyptic number.

115834978 is a deficient number, since it is larger than the sum of its proper divisors (86965406).

115834978 is a wasteful number, since it uses less digits than its factorization.

115834978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176097.

The product of its digits is 241920, while the sum is 46.

The square root of 115834978 is about 10762.6659336802. The cubic root of 115834978 is about 487.4685185018.

It can be divided in two parts, 11583 and 4978, that added together give a palindrome (16561).

The spelling of 115834978 in words is "one hundred fifteen million, eight hundred thirty-four thousand, nine hundred seventy-eight".