12630945739 has 2 divisors, whose sum is σ = 12630945740. Its totient is φ = 12630945738.

The previous prime is 12630945539. The next prime is 12630945749. The reversal of 12630945739 is 93754903621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12630945739 - 2¹¹ = 12630943691 is a prime.

It is a super-2 number, since 2×12630945739² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12630945692 and 12630945701.

It is not a weakly prime, because it can be changed into another prime (12630945749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6315472869 + 6315472870.

It is an arithmetic number, because the mean of its divisors is an integer number (6315472870).

Almost surely, 2^12630945739 is an apocalyptic number.

12630945739 is a deficient number, since it is larger than the sum of its proper divisors (1).

12630945739 is an equidigital number, since it uses as much as digits as its factorization.

12630945739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 12630945739 in words is "twelve billion, six hundred thirty million, nine hundred forty-five thousand, seven hundred thirty-nine".