23015300639 has 2 divisors, whose sum is σ = 23015300640. Its totient is φ = 23015300638.

The previous prime is 23015300599. The next prime is 23015300669. The reversal of 23015300639 is 93600351032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23015300639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23015300669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11507650319 + 11507650320.

It is an arithmetic number, because the mean of its divisors is an integer number (11507650320).

Almost surely, 2^23015300639 is an apocalyptic number.

23015300639 is a deficient number, since it is larger than the sum of its proper divisors (1).

23015300639 is an equidigital number, since it uses as much as digits as its factorization.

23015300639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 32.

The spelling of 23015300639 in words is "twenty-three billion, fifteen million, three hundred thousand, six hundred thirty-nine".