97941364931 has 2 divisors, whose sum is σ = 97941364932. Its totient is φ = 97941364930.

The previous prime is 97941364907. The next prime is 97941364949. The reversal of 97941364931 is 13946314979.

It is a strong prime.

It is an emirp because it is prime and its reverse (13946314979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97941364931 - 2⁶ = 97941364867 is a prime.

It is a super-2 number, since 2×97941364931² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97941364951) 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, 48970682465 + 48970682466.

It is an arithmetic number, because the mean of its divisors is an integer number (48970682466).

Almost surely, 2^97941364931 is an apocalyptic number.

97941364931 is a deficient number, since it is larger than the sum of its proper divisors (1).

97941364931 is an equidigital number, since it uses as much as digits as its factorization.

97941364931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 56.

The spelling of 97941364931 in words is "ninety-seven billion, nine hundred forty-one million, three hundred sixty-four thousand, nine hundred thirty-one".