503041423 has 16 divisors (see below), whose sum is σ = 528716160. Its totient is φ = 478105600.

The previous prime is 503041421. The next prime is 503041447. The reversal of 503041423 is 324140305.

It is a cyclic number.

It is not a de Polignac number, because 503041423 - 2¹ = 503041421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503041394 and 503041403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503041421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 541023 + ... + 541951.

It is an arithmetic number, because the mean of its divisors is an integer number (33044760).

Almost surely, 2^503041423 is an apocalyptic number.

503041423 is a deficient number, since it is larger than the sum of its proper divisors (25674737).

503041423 is a wasteful number, since it uses less digits than its factorization.

503041423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298.

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

The square root of 503041423 is about 22428.5849531351. The cubic root of 503041423 is about 795.3065932427.

Adding to 503041423 its reverse (324140305), we get a palindrome (827181728).

The spelling of 503041423 in words is "five hundred three million, forty-one thousand, four hundred twenty-three".