505005303 has 8 divisors (see below), whose sum is σ = 734553216. Its totient is φ = 306063800.

The previous prime is 505005301. The next prime is 505005317. The reversal of 505005303 is 303500505.

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 505005303 - 2¹ = 505005301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505005303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505005301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7651563 + ... + 7651628.

It is an arithmetic number, because the mean of its divisors is an integer number (91819152).

Almost surely, 2^505005303 is an apocalyptic number.

505005303 is a deficient number, since it is larger than the sum of its proper divisors (229547913).

505005303 is a wasteful number, since it uses less digits than its factorization.

505005303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15303205.

The product of its (nonzero) digits is 1125, while the sum is 21.

The square root of 505005303 is about 22472.3230441359. The cubic root of 505005303 is about 796.3402116130.

Adding to 505005303 its reverse (303500505), we get a palindrome (808505808).

The spelling of 505005303 in words is "five hundred five million, five thousand, three hundred three".