9997162079 has 2 divisors, whose sum is σ = 9997162080. Its totient is φ = 9997162078.

The previous prime is 9997162073. The next prime is 9997162121. The reversal of 9997162079 is 9702617999.

9997162079 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9997162079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9997162073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998581039 + 4998581040.

It is an arithmetic number, because the mean of its divisors is an integer number (4998581040).

Almost surely, 2^9997162079 is an apocalyptic number.

9997162079 is a deficient number, since it is larger than the sum of its proper divisors (1).

9997162079 is an equidigital number, since it uses as much as digits as its factorization.

9997162079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3857868, while the sum is 59.

The square root of 9997162079 is about 99985.8093881327. The cubic root of 9997162079 is about 2154.2308669012.

The spelling of 9997162079 in words is "nine billion, nine hundred ninety-seven million, one hundred sixty-two thousand, seventy-nine".