504943 has 2 divisors, whose sum is σ = 504944. Its totient is φ = 504942.

The previous prime is 504937. The next prime is 504947. The reversal of 504943 is 349405.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504943 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252471 + 252472.

It is an arithmetic number, because the mean of its divisors is an integer number (252472).

2⁵⁰⁴⁹⁴³ is an apocalyptic number.

504943 is a deficient number, since it is larger than the sum of its proper divisors (1).

504943 is an equidigital number, since it uses as much as digits as its factorization.

504943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 504943 is about 710.5934139858. The cubic root of 504943 is about 79.6307461842.

The spelling of 504943 in words is "five hundred four thousand, nine hundred forty-three".