166327079 has 4 divisors (see below), whose sum is σ = 166381200. Its totient is φ = 166272960.

The previous prime is 166327043. The next prime is 166327081. The reversal of 166327079 is 970723661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 166327079 - 2¹² = 166322983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166327009) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22154 + ... + 28695.

It is an arithmetic number, because the mean of its divisors is an integer number (41595300).

Almost surely, 2^166327079 is an apocalyptic number.

166327079 is a deficient number, since it is larger than the sum of its proper divisors (54121).

166327079 is an equidigital number, since it uses as much as digits as its factorization.

166327079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54120.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 166327079 is about 12896.7856072744. The cubic root of 166327079 is about 549.9471894197.

The spelling of 166327079 in words is "one hundred sixty-six million, three hundred twenty-seven thousand, seventy-nine".