79079417 has 2 divisors, whose sum is σ = 79079418. Its totient is φ = 79079416.

The previous prime is 79079389. The next prime is 79079477. The reversal of 79079417 is 71497097.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52649536 + 26429881 = 7256^2 + 5141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79079417 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79079477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39539708 + 39539709.

It is an arithmetic number, because the mean of its divisors is an integer number (39539709).

Almost surely, 2^79079417 is an apocalyptic number.

It is an amenable number.

79079417 is a deficient number, since it is larger than the sum of its proper divisors (1).

79079417 is an equidigital number, since it uses as much as digits as its factorization.

79079417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111132, while the sum is 44.

The square root of 79079417 is about 8892.6608503867. The cubic root of 79079417 is about 429.2277775338.

The spelling of 79079417 in words is "seventy-nine million, seventy-nine thousand, four hundred seventeen".