12097308931 has 2 divisors, whose sum is σ = 12097308932. Its totient is φ = 12097308930.

The previous prime is 12097308917. The next prime is 12097308983. The reversal of 12097308931 is 13980379021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12097308931 - 2¹¹ = 12097306883 is a prime.

It is a super-2 number, since 2×12097308931² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12097308031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6048654465 + 6048654466.

It is an arithmetic number, because the mean of its divisors is an integer number (6048654466).

Almost surely, 2^12097308931 is an apocalyptic number.

12097308931 is a deficient number, since it is larger than the sum of its proper divisors (1).

12097308931 is an equidigital number, since it uses as much as digits as its factorization.

12097308931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 12097308931 in words is "twelve billion, ninety-seven million, three hundred eight thousand, nine hundred thirty-one".