23183163397 has 2 divisors, whose sum is σ = 23183163398. Its totient is φ = 23183163396.

The previous prime is 23183163379. The next prime is 23183163401. The reversal of 23183163397 is 79336138132.

Together with previous prime (23183163379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19541523681 + 3641639716 = 139791^2 + 60346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23183163397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23183163197) 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, 11591581698 + 11591581699.

It is an arithmetic number, because the mean of its divisors is an integer number (11591581699).

Almost surely, 2^23183163397 is an apocalyptic number.

It is an amenable number.

23183163397 is a deficient number, since it is larger than the sum of its proper divisors (1).

23183163397 is an equidigital number, since it uses as much as digits as its factorization.

23183163397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 46.

The spelling of 23183163397 in words is "twenty-three billion, one hundred eighty-three million, one hundred sixty-three thousand, three hundred ninety-seven".