99179 has 6 divisors (see below), whose sum is σ = 103380. Its totient is φ = 95120.

The previous prime is 99173. The next prime is 99181. The reversal of 99179 is 97199.

It is a happy number.

It is not a de Polignac number, because 99179 - 2¹² = 95083 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 99179.

It is not an unprimeable number, because it can be changed into a prime (99173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1652 + ... + 1710.

It is an arithmetic number, because the mean of its divisors is an integer number (17230).

2⁹⁹¹⁷⁹ is an apocalyptic number.

99179 is a deficient number, since it is larger than the sum of its proper divisors (4201).

99179 is an equidigital number, since it uses as much as digits as its factorization.

99179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 100 counting only the distinct ones).

The product of its digits is 5103, while the sum is 35.

The square root of 99179 is about 314.9269756626. The cubic root of 99179 is about 46.2885143029.

It can be divided in two parts, 9917 and 9, that multiplied together give a triangular number (89253 = T₄₂₂).

The spelling of 99179 in words is "ninety-nine thousand, one hundred seventy-nine".