97574413 has 2 divisors, whose sum is σ = 97574414. Its totient is φ = 97574412.

The previous prime is 97574387. The next prime is 97574417. The reversal of 97574413 is 31447579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97081609 + 492804 = 9853^2 + 702^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97574413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97574417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48787206 + 48787207.

It is an arithmetic number, because the mean of its divisors is an integer number (48787207).

Almost surely, 2^97574413 is an apocalyptic number.

It is an amenable number.

97574413 is a deficient number, since it is larger than the sum of its proper divisors (1).

97574413 is an equidigital number, since it uses as much as digits as its factorization.

97574413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 97574413 is about 9877.9761591128. The cubic root of 97574413 is about 460.3752656107.

The spelling of 97574413 in words is "ninety-seven million, five hundred seventy-four thousand, four hundred thirteen".