12690147914813 has 2 divisors, whose sum is σ = 12690147914814. Its totient is φ = 12690147914812.

The previous prime is 12690147914797. The next prime is 12690147914831. The reversal of 12690147914813 is 31841974109621.

12690147914813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (12690147914831) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12656105081764 + 34042833049 = 3557542^2 + 184507^2 .

It is a cyclic number.

It is not a de Polignac number, because 12690147914813 - 2⁴ = 12690147914797 is a prime.

It is a super-2 number, since 2×12690147914813² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12690147914833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6345073957406 + 6345073957407.

It is an arithmetic number, because the mean of its divisors is an integer number (6345073957407).

Almost surely, 2^{12690147914813} is an apocalyptic number.

It is an amenable number.

12690147914813 is a deficient number, since it is larger than the sum of its proper divisors (1).

12690147914813 is an equidigital number, since it uses as much as digits as its factorization.

12690147914813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 12690147914813 in words is "twelve trillion, six hundred ninety billion, one hundred forty-seven million, nine hundred fourteen thousand, eight hundred thirteen".