503441 has 2 divisors, whose sum is σ = 503442. Its totient is φ = 503440.

The previous prime is 503431. The next prime is 503453. The reversal of 503441 is 144305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355216 + 148225 = 596^2 + 385^2 .

It is a cyclic number.

It is not a de Polignac number, because 503441 - 2¹⁴ = 487057 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (503431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251720 + 251721.

It is an arithmetic number, because the mean of its divisors is an integer number (251721).

2⁵⁰³⁴⁴¹ is an apocalyptic number.

It is an amenable number.

503441 is a deficient number, since it is larger than the sum of its proper divisors (1).

503441 is an equidigital number, since it uses as much as digits as its factorization.

503441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 503441 is about 709.5357637216. The cubic root of 503441 is about 79.5517114089.

Adding to 503441 its reverse (144305), we get a palindrome (647746).

The spelling of 503441 in words is "five hundred three thousand, four hundred forty-one".