123232023493 has 2 divisors, whose sum is σ = 123232023494. Its totient is φ = 123232023492.

The previous prime is 123232023463. The next prime is 123232023521. The reversal of 123232023493 is 394320232321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115163852164 + 8068171329 = 339358^2 + 89823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123232023493 is a prime.

It is a super-2 number, since 2×123232023493² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123232023413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61616011746 + 61616011747.

It is an arithmetic number, because the mean of its divisors is an integer number (61616011747).

Almost surely, 2^123232023493 is an apocalyptic number.

It is an amenable number.

123232023493 is a deficient number, since it is larger than the sum of its proper divisors (1).

123232023493 is an equidigital number, since it uses as much as digits as its factorization.

123232023493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 34.

The spelling of 123232023493 in words is "one hundred twenty-three billion, two hundred thirty-two million, twenty-three thousand, four hundred ninety-three".