97935300521 has 2 divisors, whose sum is σ = 97935300522. Its totient is φ = 97935300520.

The previous prime is 97935300517. The next prime is 97935300523. The reversal of 97935300521 is 12500353979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96546918400 + 1388382121 = 310720^2 + 37261^2 .

It is a cyclic number.

It is not a de Polignac number, because 97935300521 - 2² = 97935300517 is a prime.

Together with 97935300523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97935300523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48967650260 + 48967650261.

It is an arithmetic number, because the mean of its divisors is an integer number (48967650261).

Almost surely, 2^97935300521 is an apocalyptic number.

It is an amenable number.

97935300521 is a deficient number, since it is larger than the sum of its proper divisors (1).

97935300521 is an equidigital number, since it uses as much as digits as its factorization.

97935300521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 255150, while the sum is 44.

The spelling of 97935300521 in words is "ninety-seven billion, nine hundred thirty-five million, three hundred thousand, five hundred twenty-one".