79074313 has 2 divisors, whose sum is σ = 79074314. Its totient is φ = 79074312.

The previous prime is 79074311. The next prime is 79074319. The reversal of 79074313 is 31347097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58171129 + 20903184 = 7627^2 + 4572^2 .

It is an emirp because it is prime and its reverse (31347097) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79074313 - 2¹ = 79074311 is a prime.

Together with 79074311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (79074311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39537156 + 39537157.

It is an arithmetic number, because the mean of its divisors is an integer number (39537157).

Almost surely, 2^79074313 is an apocalyptic number.

It is an amenable number.

79074313 is a deficient number, since it is larger than the sum of its proper divisors (1).

79074313 is an equidigital number, since it uses as much as digits as its factorization.

79074313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 79074313 is about 8892.3738675339. The cubic root of 79074313 is about 429.2185428269.

The spelling of 79074313 in words is "seventy-nine million, seventy-four thousand, three hundred thirteen".