79709093 has 2 divisors, whose sum is σ = 79709094. Its totient is φ = 79709092.

The previous prime is 79709089. The next prime is 79709101. The reversal of 79709093 is 39090797.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74615044 + 5094049 = 8638^2 + 2257^2 .

It is an emirp because it is prime and its reverse (39090797) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79709093 - 2² = 79709089 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 (79709033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39854546 + 39854547.

It is an arithmetic number, because the mean of its divisors is an integer number (39854547).

Almost surely, 2^79709093 is an apocalyptic number.

It is an amenable number.

79709093 is a deficient number, since it is larger than the sum of its proper divisors (1).

79709093 is an equidigital number, since it uses as much as digits as its factorization.

79709093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 79709093 is about 8927.9949036724. The cubic root of 79709093 is about 430.3640202144.

The spelling of 79709093 in words is "seventy-nine million, seven hundred nine thousand, ninety-three".