132857079 has 8 divisors (see below), whose sum is σ = 177228672. Its totient is φ = 88528440.

The previous prime is 132857071. The next prime is 132857083. The reversal of 132857079 is 970758231.

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

It is not a de Polignac number, because 132857079 - 2³ = 132857071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132857079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132857071) 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, 2649 + ... + 16514.

It is an arithmetic number, because the mean of its divisors is an integer number (22153584).

Almost surely, 2^132857079 is an apocalyptic number.

132857079 is a deficient number, since it is larger than the sum of its proper divisors (44371593).

132857079 is a wasteful number, since it uses less digits than its factorization.

132857079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21477.

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 132857079 is about 11526.3645179215. The cubic root of 132857079 is about 510.2639656216.

The spelling of 132857079 in words is "one hundred thirty-two million, eight hundred fifty-seven thousand, seventy-nine".