505525303 has 8 divisors (see below), whose sum is σ = 545695200. Its totient is φ = 466871328.

The previous prime is 505525283. The next prime is 505525313. The reversal of 505525303 is 303525505.

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 505525303 - 2⁵ = 505525271 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 (505525313) 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, 378288 + ... + 379621.

It is an arithmetic number, because the mean of its divisors is an integer number (68211900).

Almost surely, 2^505525303 is an apocalyptic number.

505525303 is a deficient number, since it is larger than the sum of its proper divisors (40169897).

505525303 is a wasteful number, since it uses less digits than its factorization.

505525303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757961.

The product of its (nonzero) digits is 11250, while the sum is 28.

The square root of 505525303 is about 22483.8898547382. The cubic root of 505525303 is about 796.6134462754.

It can be divided in two parts, 50552 and 5303, that added together give a palindrome (55855).

The spelling of 505525303 in words is "five hundred five million, five hundred twenty-five thousand, three hundred three".