115163566 has 16 divisors (see below), whose sum is σ = 197660160. Its totient is φ = 49296600.

The previous prime is 115163563. The next prime is 115163567. The reversal of 115163566 is 665361511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115163563) 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, 8391 + ... + 17341.

It is an arithmetic number, because the mean of its divisors is an integer number (12353760).

Almost surely, 2^115163566 is an apocalyptic number.

115163566 is a deficient number, since it is larger than the sum of its proper divisors (82496594).

115163566 is an equidigital number, since it uses as much as digits as its factorization.

115163566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9879.

The product of its digits is 16200, while the sum is 34.

The square root of 115163566 is about 10731.4288890157. The cubic root of 115163566 is about 486.5248581845.

The spelling of 115163566 in words is "one hundred fifteen million, one hundred sixty-three thousand, five hundred sixty-six".