123323793193 has 2 divisors, whose sum is σ = 123323793194. Its totient is φ = 123323793192.

The previous prime is 123323793179. The next prime is 123323793227. The reversal of 123323793193 is 391397323321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110871018729 + 12452774464 = 332973^2 + 111592^2 .

It is a cyclic number.

It is not a de Polignac number, because 123323793193 - 2⁵ = 123323793161 is a prime.

It is not a weakly prime, because it can be changed into another prime (123323790193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61661896596 + 61661896597.

It is an arithmetic number, because the mean of its divisors is an integer number (61661896597).

Almost surely, 2^123323793193 is an apocalyptic number.

It is an amenable number.

123323793193 is a deficient number, since it is larger than the sum of its proper divisors (1).

123323793193 is an equidigital number, since it uses as much as digits as its factorization.

123323793193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 551124, while the sum is 46.

The spelling of 123323793193 in words is "one hundred twenty-three billion, three hundred twenty-three million, seven hundred ninety-three thousand, one hundred ninety-three".