79340017 has 2 divisors, whose sum is σ = 79340018. Its totient is φ = 79340016.

The previous prime is 79340011. The next prime is 79340021. The reversal of 79340017 is 71004397.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78872161 + 467856 = 8881^2 + 684^2 .

It is a cyclic number.

It is not a de Polignac number, because 79340017 - 2¹¹ = 79337969 is a prime.

It is not a weakly prime, because it can be changed into another prime (79340011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39670008 + 39670009.

It is an arithmetic number, because the mean of its divisors is an integer number (39670009).

Almost surely, 2^79340017 is an apocalyptic number.

It is an amenable number.

79340017 is a deficient number, since it is larger than the sum of its proper divisors (1).

79340017 is an equidigital number, since it uses as much as digits as its factorization.

79340017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 79340017 is about 8907.3013309307. The cubic root of 79340017 is about 429.6987560168.

The spelling of 79340017 in words is "seventy-nine million, three hundred forty thousand, seventeen".