23145274267 has 2 divisors, whose sum is σ = 23145274268. Its totient is φ = 23145274266.

The previous prime is 23145274247. The next prime is 23145274297. The reversal of 23145274267 is 76247254132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23145274267 is a prime.

It is not a weakly prime, because it can be changed into another prime (23145274237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572637133 + 11572637134.

It is an arithmetic number, because the mean of its divisors is an integer number (11572637134).

Almost surely, 2^23145274267 is an apocalyptic number.

23145274267 is a deficient number, since it is larger than the sum of its proper divisors (1).

23145274267 is an equidigital number, since it uses as much as digits as its factorization.

23145274267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 43.

The spelling of 23145274267 in words is "twenty-three billion, one hundred forty-five million, two hundred seventy-four thousand, two hundred sixty-seven".