316439 has 2 divisors, whose sum is σ = 316440. Its totient is φ = 316438.

The previous prime is 316429. The next prime is 316453. The reversal of 316439 is 934613.

It is a weak prime.

It is an emirp because it is prime and its reverse (934613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316439 - 2⁴ = 316423 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 316439.

It is not a weakly prime, because it can be changed into another prime (316429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158219 + 158220.

It is an arithmetic number, because the mean of its divisors is an integer number (158220).

2³¹⁶⁴³⁹ is an apocalyptic number.

316439 is a deficient number, since it is larger than the sum of its proper divisors (1).

316439 is an equidigital number, since it uses as much as digits as its factorization.

316439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 26.

The square root of 316439 is about 562.5291103579. The cubic root of 316439 is about 68.1443731901.

The spelling of 316439 in words is "three hundred sixteen thousand, four hundred thirty-nine".