97397413 has 2 divisors, whose sum is σ = 97397414. Its totient is φ = 97397412.

The previous prime is 97397407. The next prime is 97397453. The reversal of 97397413 is 31479379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86527204 + 10870209 = 9302^2 + 3297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97397413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97397413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97397453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48698706 + 48698707.

It is an arithmetic number, because the mean of its divisors is an integer number (48698707).

Almost surely, 2^97397413 is an apocalyptic number.

It is an amenable number.

97397413 is a deficient number, since it is larger than the sum of its proper divisors (1).

97397413 is an equidigital number, since it uses as much as digits as its factorization.

97397413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 142884, while the sum is 43.

The square root of 97397413 is about 9869.0127672427. The cubic root of 97397413 is about 460.0967235170.

The spelling of 97397413 in words is "ninety-seven million, three hundred ninety-seven thousand, four hundred thirteen".