1314437816749 has 2 divisors, whose sum is σ = 1314437816750. Its totient is φ = 1314437816748.

The previous prime is 1314437816687. The next prime is 1314437816779. The reversal of 1314437816749 is 9476187344131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1012287515625 + 302150301124 = 1006125^2 + 549682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1314437816749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1314437816693 and 1314437816702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1314437816779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657218908374 + 657218908375.

It is an arithmetic number, because the mean of its divisors is an integer number (657218908375).

Almost surely, 2^{1314437816749} is an apocalyptic number.

It is an amenable number.

1314437816749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314437816749 is an equidigital number, since it uses as much as digits as its factorization.

1314437816749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 58.

The spelling of 1314437816749 in words is "one trillion, three hundred fourteen billion, four hundred thirty-seven million, eight hundred sixteen thousand, seven hundred forty-nine".