504140003 has 4 divisors (see below), whose sum is σ = 506303928. Its totient is φ = 501976080.

The previous prime is 504139997. The next prime is 504140017. The reversal of 504140003 is 300041405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 504140003 - 2⁸ = 504139747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504140603) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081613 + ... + 1082078.

It is an arithmetic number, because the mean of its divisors is an integer number (126575982).

Almost surely, 2^504140003 is an apocalyptic number.

504140003 is a deficient number, since it is larger than the sum of its proper divisors (2163925).

504140003 is a wasteful number, since it uses less digits than its factorization.

504140003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163924.

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

The square root of 504140003 is about 22453.0622187710. The cubic root of 504140003 is about 795.8851225808.

Adding to 504140003 its reverse (300041405), we get a palindrome (804181408).

The spelling of 504140003 in words is "five hundred four million, one hundred forty thousand, three".