316663603 has 2 divisors, whose sum is σ = 316663604. Its totient is φ = 316663602.

The previous prime is 316663601. The next prime is 316663643. The reversal of 316663603 is 306366613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316663603 - 2¹ = 316663601 is a prime.

Together with 316663601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (316663601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158331801 + 158331802.

It is an arithmetic number, because the mean of its divisors is an integer number (158331802).

Almost surely, 2^316663603 is an apocalyptic number.

316663603 is a deficient number, since it is larger than the sum of its proper divisors (1).

316663603 is an equidigital number, since it uses as much as digits as its factorization.

316663603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 34.

The square root of 316663603 is about 17795.0443382420. The cubic root of 316663603 is about 681.6049194798.

The spelling of 316663603 in words is "three hundred sixteen million, six hundred sixty-three thousand, six hundred three".