97128167 has 2 divisors, whose sum is σ = 97128168. Its totient is φ = 97128166.

The previous prime is 97128151. The next prime is 97128173. The reversal of 97128167 is 76182179.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97128167 - 2⁴ = 97128151 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 (97128107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48564083 + 48564084.

It is an arithmetic number, because the mean of its divisors is an integer number (48564084).

Almost surely, 2^97128167 is an apocalyptic number.

97128167 is a deficient number, since it is larger than the sum of its proper divisors (1).

97128167 is an equidigital number, since it uses as much as digits as its factorization.

97128167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 41.

The square root of 97128167 is about 9855.3623474736. The cubic root of 97128167 is about 459.6723675201.

The spelling of 97128167 in words is "ninety-seven million, one hundred twenty-eight thousand, one hundred sixty-seven".