79205099 has 2 divisors, whose sum is σ = 79205100. Its totient is φ = 79205098.

The previous prime is 79205083. The next prime is 79205131. The reversal of 79205099 is 99050297.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79205099 - 2⁴ = 79205083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79205029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39602549 + 39602550.

It is an arithmetic number, because the mean of its divisors is an integer number (39602550).

Almost surely, 2^79205099 is an apocalyptic number.

79205099 is a deficient number, since it is larger than the sum of its proper divisors (1).

79205099 is an equidigital number, since it uses as much as digits as its factorization.

79205099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 79205099 is about 8899.7246586622. The cubic root of 79205099 is about 429.4550497016.

The spelling of 79205099 in words is "seventy-nine million, two hundred five thousand, ninety-nine".