505314403 has 8 divisors (see below), whose sum is σ = 554904576. Its totient is φ = 456333000.

The previous prime is 505314389. The next prime is 505314427. The reversal of 505314403 is 304413505.

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 505314403 - 2⁹ = 505313891 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (505314493) 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, 150451 + ... + 153772.

It is an arithmetic number, because the mean of its divisors is an integer number (69363072).

Almost surely, 2^505314403 is an apocalyptic number.

505314403 is a deficient number, since it is larger than the sum of its proper divisors (49590173).

505314403 is a wasteful number, since it uses less digits than its factorization.

505314403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304385.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 505314403 is about 22479.1993407239. The cubic root of 505314403 is about 796.5026511984.

Adding to 505314403 its reverse (304413505), we get a palindrome (809727908).

The spelling of 505314403 in words is "five hundred five million, three hundred fourteen thousand, four hundred three".