23707712513 has 2 divisors, whose sum is σ = 23707712514. Its totient is φ = 23707712512.

The previous prime is 23707712503. The next prime is 23707712603. The reversal of 23707712513 is 31521770732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22207854529 + 1499857984 = 149023^2 + 38728^2 .

It is a cyclic number.

It is not a de Polignac number, because 23707712513 - 2³² = 19412745217 is a prime.

It is not a weakly prime, because it can be changed into another prime (23707712503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11853856256 + 11853856257.

It is an arithmetic number, because the mean of its divisors is an integer number (11853856257).

Almost surely, 2^23707712513 is an apocalyptic number.

It is an amenable number.

23707712513 is a deficient number, since it is larger than the sum of its proper divisors (1).

23707712513 is an equidigital number, since it uses as much as digits as its factorization.

23707712513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 38.

The spelling of 23707712513 in words is "twenty-three billion, seven hundred seven million, seven hundred twelve thousand, five hundred thirteen".