97197713 has 2 divisors, whose sum is σ = 97197714. Its totient is φ = 97197712.

The previous prime is 97197703. The next prime is 97197733. The reversal of 97197713 is 31779179.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85692049 + 11505664 = 9257^2 + 3392^2 .

It is an emirp because it is prime and its reverse (31779179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97197713 - 2⁴ = 97197697 is a prime.

It is not a weakly prime, because it can be changed into another prime (97197703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48598856 + 48598857.

It is an arithmetic number, because the mean of its divisors is an integer number (48598857).

Almost surely, 2^97197713 is an apocalyptic number.

It is an amenable number.

97197713 is a deficient number, since it is larger than the sum of its proper divisors (1).

97197713 is an equidigital number, since it uses as much as digits as its factorization.

97197713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 83349, while the sum is 44.

The square root of 97197713 is about 9858.8900490877. The cubic root of 97197713 is about 459.7820533386.

The spelling of 97197713 in words is "ninety-seven million, one hundred ninety-seven thousand, seven hundred thirteen".