500316503 has 2 divisors, whose sum is σ = 500316504. Its totient is φ = 500316502.

The previous prime is 500316499. The next prime is 500316517. The reversal of 500316503 is 305613005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500316503 - 2² = 500316499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500315503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250158251 + 250158252.

It is an arithmetic number, because the mean of its divisors is an integer number (250158252).

Almost surely, 2^500316503 is an apocalyptic number.

500316503 is a deficient number, since it is larger than the sum of its proper divisors (1).

500316503 is an equidigital number, since it uses as much as digits as its factorization.

500316503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 500316503 is about 22367.7558776020. The cubic root of 500316503 is about 793.8679630579.

Adding to 500316503 its reverse (305613005), we get a palindrome (805929508).

The spelling of 500316503 in words is "five hundred million, three hundred sixteen thousand, five hundred three".