13812720703 has 2 divisors, whose sum is σ = 13812720704. Its totient is φ = 13812720702.

The previous prime is 13812720689. The next prime is 13812720739. The reversal of 13812720703 is 30702721831.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30702721831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13812720703 - 2⁹ = 13812720191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13812720763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906360351 + 6906360352.

It is an arithmetic number, because the mean of its divisors is an integer number (6906360352).

Almost surely, 2^13812720703 is an apocalyptic number.

13812720703 is a deficient number, since it is larger than the sum of its proper divisors (1).

13812720703 is an equidigital number, since it uses as much as digits as its factorization.

13812720703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 13812720703 in words is "thirteen billion, eight hundred twelve million, seven hundred twenty thousand, seven hundred three".