503303053 has 8 divisors (see below), whose sum is σ = 549221760. Its totient is φ = 457411680.

The previous prime is 503303041. The next prime is 503303093. The reversal of 503303053 is 350303305.

It is a happy number.

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

It is not a de Polignac number, because 503303053 - 2¹³ = 503294861 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 (503303093) 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, 60988 + ... + 68746.

It is an arithmetic number, because the mean of its divisors is an integer number (68652720).

Almost surely, 2^503303053 is an apocalyptic number.

It is an amenable number.

503303053 is a deficient number, since it is larger than the sum of its proper divisors (45918707).

503303053 is a wasteful number, since it uses less digits than its factorization.

503303053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13667.

The product of its (nonzero) digits is 2025, while the sum is 22.

The square root of 503303053 is about 22434.4167073717. The cubic root of 503303053 is about 795.4444480274. Note that the first 5 decimals are identical.

Adding to 503303053 its reverse (350303305), we get a palindrome (853606358).

The spelling of 503303053 in words is "five hundred three million, three hundred three thousand, fifty-three".