316806470503 has 2 divisors, whose sum is σ = 316806470504. Its totient is φ = 316806470502.

The previous prime is 316806470489. The next prime is 316806470521. The reversal of 316806470503 is 305074608613.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316806470503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 316806470503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316806477503) 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, 158403235251 + 158403235252.

It is an arithmetic number, because the mean of its divisors is an integer number (158403235252).

Almost surely, 2^316806470503 is an apocalyptic number.

316806470503 is a deficient number, since it is larger than the sum of its proper divisors (1).

316806470503 is an equidigital number, since it uses as much as digits as its factorization.

316806470503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 316806470503 in words is "three hundred sixteen billion, eight hundred six million, four hundred seventy thousand, five hundred three".