232123113491 has 2 divisors, whose sum is σ = 232123113492. Its totient is φ = 232123113490.

The previous prime is 232123113419. The next prime is 232123113527. The reversal of 232123113491 is 194311321232.

Together with previous prime (232123113419) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232123113491 - 2²⁶ = 232056004627 is a prime.

It is a super-2 number, since 2×232123113491² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (232123133491) 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, 116061556745 + 116061556746.

It is an arithmetic number, because the mean of its divisors is an integer number (116061556746).

Almost surely, 2^232123113491 is an apocalyptic number.

232123113491 is a deficient number, since it is larger than the sum of its proper divisors (1).

232123113491 is an equidigital number, since it uses as much as digits as its factorization.

232123113491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The spelling of 232123113491 in words is "two hundred thirty-two billion, one hundred twenty-three million, one hundred thirteen thousand, four hundred ninety-one".