79254317 has 2 divisors, whose sum is σ = 79254318. Its totient is φ = 79254316.

The previous prime is 79254299. The next prime is 79254437. The reversal of 79254317 is 71345297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76545001 + 2709316 = 8749^2 + 1646^2 .

It is a cyclic number.

It is not a de Polignac number, because 79254317 - 2²⁰ = 78205741 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79554317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39627158 + 39627159.

It is an arithmetic number, because the mean of its divisors is an integer number (39627159).

Almost surely, 2^79254317 is an apocalyptic number.

It is an amenable number.

79254317 is a deficient number, since it is larger than the sum of its proper divisors (1).

79254317 is an equidigital number, since it uses as much as digits as its factorization.

79254317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 38.

The square root of 79254317 is about 8902.4893709569. The cubic root of 79254317 is about 429.5439856508.

The spelling of 79254317 in words is "seventy-nine million, two hundred fifty-four thousand, three hundred seventeen".