23431118063 has 2 divisors, whose sum is σ = 23431118064. Its totient is φ = 23431118062.

The previous prime is 23431118059. The next prime is 23431118077. The reversal of 23431118063 is 36081113432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23431118063 - 2² = 23431118059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23431117063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715559031 + 11715559032.

It is an arithmetic number, because the mean of its divisors is an integer number (11715559032).

Almost surely, 2^23431118063 is an apocalyptic number.

23431118063 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431118063 is an equidigital number, since it uses as much as digits as its factorization.

23431118063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 23431118063 in words is "twenty-three billion, four hundred thirty-one million, one hundred eighteen thousand, sixty-three".