505053305 has 16 divisors (see below), whose sum is σ = 620248320. Its totient is φ = 394622592.

The previous prime is 505053247. The next prime is 505053313. The reversal of 505053305 is 503350505.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505053305 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 126581 + ... + 130509.

It is an arithmetic number, because the mean of its divisors is an integer number (38765520).

Almost surely, 2^505053305 is an apocalyptic number.

It is an amenable number.

505053305 is a deficient number, since it is larger than the sum of its proper divisors (115195015).

505053305 is a wasteful number, since it uses less digits than its factorization.

505053305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528.

The product of its (nonzero) digits is 5625, while the sum is 26.

The square root of 505053305 is about 22473.3910436320. The cubic root of 505053305 is about 796.3654421809.

The spelling of 505053305 in words is "five hundred five million, fifty-three thousand, three hundred five".