23703382513 has 2 divisors, whose sum is σ = 23703382514. Its totient is φ = 23703382512.

The previous prime is 23703382487. The next prime is 23703382529. The reversal of 23703382513 is 31528330732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15950932209 + 7752450304 = 126297^2 + 88048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23703382513 is a prime.

It is not a weakly prime, because it can be changed into another prime (23703383513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11851691256 + 11851691257.

It is an arithmetic number, because the mean of its divisors is an integer number (11851691257).

Almost surely, 2^23703382513 is an apocalyptic number.

It is an amenable number.

23703382513 is a deficient number, since it is larger than the sum of its proper divisors (1).

23703382513 is an equidigital number, since it uses as much as digits as its factorization.

23703382513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 23703382513 in words is "twenty-three billion, seven hundred three million, three hundred eighty-two thousand, five hundred thirteen".