79348517 has 2 divisors, whose sum is σ = 79348518. Its totient is φ = 79348516.

The previous prime is 79348513. The next prime is 79348583. The reversal of 79348517 is 71584397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64224196 + 15124321 = 8014^2 + 3889^2 .

It is a cyclic number.

It is not a de Polignac number, because 79348517 - 2² = 79348513 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 (79348513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39674258 + 39674259.

It is an arithmetic number, because the mean of its divisors is an integer number (39674259).

Almost surely, 2^79348517 is an apocalyptic number.

It is an amenable number.

79348517 is a deficient number, since it is larger than the sum of its proper divisors (1).

79348517 is an equidigital number, since it uses as much as digits as its factorization.

79348517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 79348517 is about 8907.7784548113. The cubic root of 79348517 is about 429.7141005602.

The spelling of 79348517 in words is "seventy-nine million, three hundred forty-eight thousand, five hundred seventeen".