23715193423 has 2 divisors, whose sum is σ = 23715193424. Its totient is φ = 23715193422.

The previous prime is 23715193421. The next prime is 23715193529. The reversal of 23715193423 is 32439151732.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23715193423 - 2¹ = 23715193421 is a prime.

Together with 23715193421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23715193421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11857596711 + 11857596712.

It is an arithmetic number, because the mean of its divisors is an integer number (11857596712).

Almost surely, 2^23715193423 is an apocalyptic number.

23715193423 is a deficient number, since it is larger than the sum of its proper divisors (1).

23715193423 is an equidigital number, since it uses as much as digits as its factorization.

23715193423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The spelling of 23715193423 in words is "twenty-three billion, seven hundred fifteen million, one hundred ninety-three thousand, four hundred twenty-three".