12930739 has 2 divisors, whose sum is σ = 12930740. Its totient is φ = 12930738.

The previous prime is 12930737. The next prime is 12930787. The reversal of 12930739 is 93703921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12930739 - 2¹ = 12930737 is a prime.

It is a super-2 number, since 2×12930739² = 334408022172242, which contains 22 as substring.

Together with 12930737, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12930737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6465369 + 6465370.

It is an arithmetic number, because the mean of its divisors is an integer number (6465370).

Almost surely, 2^12930739 is an apocalyptic number.

12930739 is a deficient number, since it is larger than the sum of its proper divisors (1).

12930739 is an equidigital number, since it uses as much as digits as its factorization.

12930739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 12930739 is about 3595.9336756954. The cubic root of 12930739 is about 234.7151460278.

The spelling of 12930739 in words is "twelve million, nine hundred thirty thousand, seven hundred thirty-nine".