12912713503 has 2 divisors, whose sum is σ = 12912713504. Its totient is φ = 12912713502.

The previous prime is 12912713479. The next prime is 12912713537. The reversal of 12912713503 is 30531721921.

12912713503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (12912713537) can be obtained adding 12912713503 to its sum of digits (34).

It is a weak prime.

It is an emirp because it is prime and its reverse (30531721921) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12912713503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12912713573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6456356751 + 6456356752.

It is an arithmetic number, because the mean of its divisors is an integer number (6456356752).

Almost surely, 2^12912713503 is an apocalyptic number.

12912713503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12912713503 is an equidigital number, since it uses as much as digits as its factorization.

12912713503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 12912713503 in words is "twelve billion, nine hundred twelve million, seven hundred thirteen thousand, five hundred three".