115155966 has 8 divisors (see below), whose sum is σ = 230311944. Its totient is φ = 38385320.

The previous prime is 115155919. The next prime is 115155973. The reversal of 115155966 is 669551511.

It is a sphenic number, since it is the product of 3 distinct primes.

115155966 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9596325 + ... + 9596336.

It is an arithmetic number, because the mean of its divisors is an integer number (28788993).

Almost surely, 2^115155966 is an apocalyptic number.

115155966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115155966 is a wasteful number, since it uses less digits than its factorization.

115155966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19192666.

The product of its digits is 40500, while the sum is 39.

The square root of 115155966 is about 10731.0747830774. The cubic root of 115155966 is about 486.5141555222.

The spelling of 115155966 in words is "one hundred fifteen million, one hundred fifty-five thousand, nine hundred sixty-six".