503423301 has 16 divisors (see below), whose sum is σ = 687638528. Its totient is φ = 327499200.

The previous prime is 503423269. The next prime is 503423377. The reversal of 503423301 is 103324305.

It is not a de Polignac number, because 503423301 - 2⁵ = 503423269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503422301) 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 in 15 ways as a sum of consecutive naturals, for example, 12411 + ... + 34071.

It is an arithmetic number, because the mean of its divisors is an integer number (42977408).

Almost surely, 2^503423301 is an apocalyptic number.

It is an amenable number.

503423301 is a deficient number, since it is larger than the sum of its proper divisors (184215227).

503423301 is a wasteful number, since it uses less digits than its factorization.

503423301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21852.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 503423301 is about 22437.0965367625. The cubic root of 503423301 is about 795.5077915649.

Adding to 503423301 its reverse (103324305), we get a palindrome (606747606).

The spelling of 503423301 in words is "five hundred three million, four hundred twenty-three thousand, three hundred one".