316906039 has 2 divisors, whose sum is σ = 316906040. Its totient is φ = 316906038.

The previous prime is 316906033. The next prime is 316906049. The reversal of 316906039 is 930609613.

It is a weak prime.

It is an emirp because it is prime and its reverse (930609613) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316906039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 316905989 and 316906007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316906033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158453019 + 158453020.

It is an arithmetic number, because the mean of its divisors is an integer number (158453020).

Almost surely, 2^316906039 is an apocalyptic number.

316906039 is a deficient number, since it is larger than the sum of its proper divisors (1).

316906039 is an equidigital number, since it uses as much as digits as its factorization.

316906039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 316906039 is about 17801.8549314390. The cubic root of 316906039 is about 681.7788194968.

The spelling of 316906039 in words is "three hundred sixteen million, nine hundred six thousand, thirty-nine".