97968413 has 2 divisors, whose sum is σ = 97968414. Its totient is φ = 97968412.

The previous prime is 97968391. The next prime is 97968419. The reversal of 97968413 is 31486979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77915929 + 20052484 = 8827^2 + 4478^2 .

It is a cyclic number.

It is not a de Polignac number, because 97968413 - 2²⁴ = 81191197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97968419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48984206 + 48984207.

It is an arithmetic number, because the mean of its divisors is an integer number (48984207).

Almost surely, 2^97968413 is an apocalyptic number.

It is an amenable number.

97968413 is a deficient number, since it is larger than the sum of its proper divisors (1).

97968413 is an equidigital number, since it uses as much as digits as its factorization.

97968413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 47.

The square root of 97968413 is about 9897.8994236151. The cubic root of 97968413 is about 460.9940899200.

The spelling of 97968413 in words is "ninety-seven million, nine hundred sixty-eight thousand, four hundred thirteen".