97965476369 has 2 divisors, whose sum is σ = 97965476370. Its totient is φ = 97965476368.

The previous prime is 97965476341. The next prime is 97965476381. The reversal of 97965476369 is 96367456979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97209886225 + 755590144 = 311785^2 + 27488^2 .

It is a cyclic number.

It is not a de Polignac number, because 97965476369 - 2⁸ = 97965476113 is a prime.

It is a super-2 number, since 2×97965476369² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (97965476569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48982738184 + 48982738185.

It is an arithmetic number, because the mean of its divisors is an integer number (48982738185).

Almost surely, 2^97965476369 is an apocalyptic number.

It is an amenable number.

97965476369 is a deficient number, since it is larger than the sum of its proper divisors (1).

97965476369 is an equidigital number, since it uses as much as digits as its factorization.

97965476369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 462944160, while the sum is 71.

The spelling of 97965476369 in words is "ninety-seven billion, nine hundred sixty-five million, four hundred seventy-six thousand, three hundred sixty-nine".