12513263716423 has 2 divisors, whose sum is σ = 12513263716424. Its totient is φ = 12513263716422.

The previous prime is 12513263716409. The next prime is 12513263716483. The reversal of 12513263716423 is 32461736231521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12513263716423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12513263716483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6256631858211 + 6256631858212.

It is an arithmetic number, because the mean of its divisors is an integer number (6256631858212).

Almost surely, 2^{12513263716423} is an apocalyptic number.

12513263716423 is a deficient number, since it is larger than the sum of its proper divisors (1).

12513263716423 is an equidigital number, since it uses as much as digits as its factorization.

12513263716423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 46.

Adding to 12513263716423 its reverse (32461736231521), we get a palindrome (44974999947944).

The spelling of 12513263716423 in words is "twelve trillion, five hundred thirteen billion, two hundred sixty-three million, seven hundred sixteen thousand, four hundred twenty-three".