503405041 has 8 divisors (see below), whose sum is σ = 507886400. Its totient is φ = 498936240.

The previous prime is 503405039. The next prime is 503405047. The reversal of 503405041 is 140504305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 503405041 - 2¹ = 503405039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503405047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89140 + ... + 94618.

It is an arithmetic number, because the mean of its divisors is an integer number (63485800).

Almost surely, 2^503405041 is an apocalyptic number.

It is an amenable number.

503405041 is a deficient number, since it is larger than the sum of its proper divisors (4481359).

503405041 is a wasteful number, since it uses less digits than its factorization.

503405041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6279.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 503405041 is about 22436.6896176776. The cubic root of 503405041 is about 795.4981733186.

Adding to 503405041 its reverse (140504305), we get a palindrome (643909346).

The spelling of 503405041 in words is "five hundred three million, four hundred five thousand, forty-one".