115166057 has 4 divisors (see below), whose sum is σ = 115591296. Its totient is φ = 114740820.

The previous prime is 115165969. The next prime is 115166081. The reversal of 115166057 is 750661511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115166057 - 2¹⁶ = 115100521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115166357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212213 + ... + 212754.

It is an arithmetic number, because the mean of its divisors is an integer number (28897824).

Almost surely, 2^115166057 is an apocalyptic number.

It is an amenable number.

115166057 is a deficient number, since it is larger than the sum of its proper divisors (425239).

115166057 is an equidigital number, since it uses as much as digits as its factorization.

115166057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425238.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 115166057 is about 10731.5449493538. The cubic root of 115166057 is about 486.5283660204.

The spelling of 115166057 in words is "one hundred fifteen million, one hundred sixty-six thousand, fifty-seven".