79097873 has 2 divisors, whose sum is σ = 79097874. Its totient is φ = 79097872.

The previous prime is 79097867. The next prime is 79097911. The reversal of 79097873 is 37879097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48539089 + 30558784 = 6967^2 + 5528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79097873 is a prime.

It is not a weakly prime, because it can be changed into another prime (79097803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39548936 + 39548937.

It is an arithmetic number, because the mean of its divisors is an integer number (39548937).

Almost surely, 2^79097873 is an apocalyptic number.

It is an amenable number.

79097873 is a deficient number, since it is larger than the sum of its proper divisors (1).

79097873 is an equidigital number, since it uses as much as digits as its factorization.

79097873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 50.

The square root of 79097873 is about 8893.6984994995. The cubic root of 79097873 is about 429.2611668023.

The spelling of 79097873 in words is "seventy-nine million, ninety-seven thousand, eight hundred seventy-three".