97914403393 has 2 divisors, whose sum is σ = 97914403394. Its totient is φ = 97914403392.

The previous prime is 97914403387. The next prime is 97914403427. The reversal of 97914403393 is 39330441979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91716305409 + 6198097984 = 302847^2 + 78728^2 .

It is a cyclic number.

It is not a de Polignac number, because 97914403393 - 2⁵ = 97914403361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97914403393.

It is not a weakly prime, because it can be changed into another prime (97914403303) 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, 48957201696 + 48957201697.

It is an arithmetic number, because the mean of its divisors is an integer number (48957201697).

Almost surely, 2^97914403393 is an apocalyptic number.

It is an amenable number.

97914403393 is a deficient number, since it is larger than the sum of its proper divisors (1).

97914403393 is an equidigital number, since it uses as much as digits as its factorization.

97914403393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 52.

The spelling of 97914403393 in words is "ninety-seven billion, nine hundred fourteen million, four hundred three thousand, three hundred ninety-three".