23139223324387 has 2 divisors, whose sum is σ = 23139223324388. Its totient is φ = 23139223324386.

The previous prime is 23139223324369. The next prime is 23139223324403. The reversal of 23139223324387 is 78342332293132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23139223324387 is a prime.

It is not a weakly prime, because it can be changed into another prime (23139223324307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11569611662193 + 11569611662194.

It is an arithmetic number, because the mean of its divisors is an integer number (11569611662194).

Almost surely, 2^{23139223324387} is an apocalyptic number.

23139223324387 is a deficient number, since it is larger than the sum of its proper divisors (1).

23139223324387 is an equidigital number, since it uses as much as digits as its factorization.

23139223324387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 52.

The spelling of 23139223324387 in words is "twenty-three trillion, one hundred thirty-nine billion, two hundred twenty-three million, three hundred twenty-four thousand, three hundred eighty-seven".