79877107 has 8 divisors (see below), whose sum is σ = 82787040. Its totient is φ = 76977600.

The previous prime is 79877099. The next prime is 79877123. The reversal of 79877107 is 70177897.

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

It is not a de Polignac number, because 79877107 - 2³ = 79877099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79877167) 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, 15138 + ... + 19720.

It is an arithmetic number, because the mean of its divisors is an integer number (10348380).

Almost surely, 2^79877107 is an apocalyptic number.

79877107 is a deficient number, since it is larger than the sum of its proper divisors (2909933).

79877107 is a wasteful number, since it uses less digits than its factorization.

79877107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213.

The product of its (nonzero) digits is 172872, while the sum is 46.

The square root of 79877107 is about 8937.3993420905. The cubic root of 79877107 is about 430.6661874796. Note that the first 3 decimals are identical.

The spelling of 79877107 in words is "seventy-nine million, eight hundred seventy-seven thousand, one hundred seven".