6312739 has 2 divisors, whose sum is σ = 6312740. Its totient is φ = 6312738.

The previous prime is 6312727. The next prime is 6312751. The reversal of 6312739 is 9372136.

It is a balanced prime because it is at equal distance from previous prime (6312727) and next prime (6312751).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6312739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6312739.

It is not a weakly prime, because it can be changed into another prime (6312799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3156369 + 3156370.

It is an arithmetic number, because the mean of its divisors is an integer number (3156370).

Almost surely, 2^6312739 is an apocalyptic number.

6312739 is a deficient number, since it is larger than the sum of its proper divisors (1).

6312739 is an equidigital number, since it uses as much as digits as its factorization.

6312739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 31.

The square root of 6312739 is about 2512.5164676077. The cubic root of 6312739 is about 184.8158771957.

The spelling of 6312739 in words is "six million, three hundred twelve thousand, seven hundred thirty-nine".