503104423 has 2 divisors, whose sum is σ = 503104424. Its totient is φ = 503104422.

The previous prime is 503104411. The next prime is 503104447. The reversal of 503104423 is 324401305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 503104423 - 2¹⁷ = 502973351 is a prime.

It is a super-2 number, since 2×503104423² = 506228120884325858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503104394 and 503104403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503104453) 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, 251552211 + 251552212.

It is an arithmetic number, because the mean of its divisors is an integer number (251552212).

Almost surely, 2^503104423 is an apocalyptic number.

503104423 is a deficient number, since it is larger than the sum of its proper divisors (1).

503104423 is an equidigital number, since it uses as much as digits as its factorization.

503104423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 503104423 is about 22429.9893669168. The cubic root of 503104423 is about 795.3397927776.

Adding to 503104423 its reverse (324401305), we get a palindrome (827505728).

The spelling of 503104423 in words is "five hundred three million, one hundred four thousand, four hundred twenty-three".