503016673 has 2 divisors, whose sum is σ = 503016674. Its totient is φ = 503016672.

The previous prime is 503016653. The next prime is 503016707. The reversal of 503016673 is 376610305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335365969 + 167650704 = 18313^2 + 12948^2 .

It is a cyclic number.

It is not a de Polignac number, because 503016673 - 2¹³ = 503008481 is a prime.

It is not a weakly prime, because it can be changed into another prime (503016653) 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, 251508336 + 251508337.

It is an arithmetic number, because the mean of its divisors is an integer number (251508337).

Almost surely, 2^503016673 is an apocalyptic number.

It is an amenable number.

503016673 is a deficient number, since it is larger than the sum of its proper divisors (1).

503016673 is an equidigital number, since it uses as much as digits as its factorization.

503016673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 503016673 is about 22428.0331950887. The cubic root of 503016673 is about 795.2935498098.

Adding to 503016673 its reverse (376610305), we get a palindrome (879626978).

The spelling of 503016673 in words is "five hundred three million, sixteen thousand, six hundred seventy-three".