115659994 has 16 divisors (see below), whose sum is σ = 176860800. Its totient is φ = 56715120.

The previous prime is 115659989. The next prime is 115660007. The reversal of 115659994 is 499956511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26212 + ... + 30304.

It is an arithmetic number, because the mean of its divisors is an integer number (11053800).

Almost surely, 2^115659994 is an apocalyptic number.

115659994 is a deficient number, since it is larger than the sum of its proper divisors (61200806).

115659994 is a wasteful number, since it uses less digits than its factorization.

115659994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365.

The product of its digits is 437400, while the sum is 49.

The square root of 115659994 is about 10754.5336486526. The cubic root of 115659994 is about 487.2229329838. Note that the first 3 decimals are identical.

The spelling of 115659994 in words is "one hundred fifteen million, six hundred fifty-nine thousand, nine hundred ninety-four".