503331641 has 8 divisors (see below), whose sum is σ = 542145120. Its totient is φ = 465750432.

The previous prime is 503331637. The next prime is 503331659. The reversal of 503331641 is 146133305.

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 503331641 - 2² = 503331637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503331641.

It is not an unprimeable number, because it can be changed into a prime (503331691) 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 7 ways as a sum of consecutive naturals, for example, 307220 + ... + 308853.

It is an arithmetic number, because the mean of its divisors is an integer number (67768140).

Almost surely, 2^503331641 is an apocalyptic number.

It is an amenable number.

503331641 is a deficient number, since it is larger than the sum of its proper divisors (38813479).

503331641 is a wasteful number, since it uses less digits than its factorization.

503331641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616135.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 503331641 is about 22435.0538443749. The cubic root of 503331641 is about 795.4595083608.

Adding to 503331641 its reverse (146133305), we get a palindrome (649464946).

The spelling of 503331641 in words is "five hundred three million, three hundred thirty-one thousand, six hundred forty-one".