79216097 has 2 divisors, whose sum is σ = 79216098. Its totient is φ = 79216096.

The previous prime is 79216091. The next prime is 79216099. The reversal of 79216097 is 79061297.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78836641 + 379456 = 8879^2 + 616^2 .

It is a cyclic number.

It is not a de Polignac number, because 79216097 - 2²⁶ = 12107233 is a prime.

Together with 79216099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79216091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39608048 + 39608049.

It is an arithmetic number, because the mean of its divisors is an integer number (39608049).

Almost surely, 2^79216097 is an apocalyptic number.

It is an amenable number.

79216097 is a deficient number, since it is larger than the sum of its proper divisors (1).

79216097 is an equidigital number, since it uses as much as digits as its factorization.

79216097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 79216097 is about 8900.3425214988. The cubic root of 79216097 is about 429.4749260652.

The spelling of 79216097 in words is "seventy-nine million, two hundred sixteen thousand, ninety-seven".