97914841931 has 2 divisors, whose sum is σ = 97914841932. Its totient is φ = 97914841930.

The previous prime is 97914841901. The next prime is 97914842009. The reversal of 97914841931 is 13914841979.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97914841931 - 2⁶ = 97914841867 is a prime.

It is a super-2 number, since 2×97914841931² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97914841901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48957420965 + 48957420966.

It is an arithmetic number, because the mean of its divisors is an integer number (48957420966).

Almost surely, 2^97914841931 is an apocalyptic number.

97914841931 is a deficient number, since it is larger than the sum of its proper divisors (1).

97914841931 is an equidigital number, since it uses as much as digits as its factorization.

97914841931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 56.

The spelling of 97914841931 in words is "ninety-seven billion, nine hundred fourteen million, eight hundred forty-one thousand, nine hundred thirty-one".