115300978 has 16 divisors (see below), whose sum is σ = 194354496. Its totient is φ = 50901840.

The previous prime is 115300967. The next prime is 115301003. The reversal of 115300978 is 879003511.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 95808 + ... + 97003.

It is an arithmetic number, because the mean of its divisors is an integer number (12147156).

Almost surely, 2^115300978 is an apocalyptic number.

115300978 is a deficient number, since it is larger than the sum of its proper divisors (79053518).

115300978 is a wasteful number, since it uses less digits than its factorization.

115300978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192849.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 115300978 is about 10737.8292964640. The cubic root of 115300978 is about 486.7182867828.

The spelling of 115300978 in words is "one hundred fifteen million, three hundred thousand, nine hundred seventy-eight".