23110232489 has 2 divisors, whose sum is σ = 23110232490. Its totient is φ = 23110232488.

The previous prime is 23110232479. The next prime is 23110232557. The reversal of 23110232489 is 98423201132.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21636056464 + 1474176025 = 147092^2 + 38395^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23110232489 is a prime.

It is a super-2 number, since 2×23110232489² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23110232479) 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, 11555116244 + 11555116245.

It is an arithmetic number, because the mean of its divisors is an integer number (11555116245).

Almost surely, 2^23110232489 is an apocalyptic number.

It is an amenable number.

23110232489 is a deficient number, since it is larger than the sum of its proper divisors (1).

23110232489 is an equidigital number, since it uses as much as digits as its factorization.

23110232489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 23110232489 in words is "twenty-three billion, one hundred ten million, two hundred thirty-two thousand, four hundred eighty-nine".