504504505 has 4 divisors (see below), whose sum is σ = 605405412. Its totient is φ = 403603600.

The previous prime is 504504499. The next prime is 504504521. The reversal of 504504505 is 505405405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 107060409 + 397444096 = 10347^2 + 19936^2 .

It is not a de Polignac number, because 504504505 - 2¹¹ = 504502457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50450446 + ... + 50450455.

It is an arithmetic number, because the mean of its divisors is an integer number (151351353).

Almost surely, 2^504504505 is an apocalyptic number.

It is an amenable number.

504504505 is a deficient number, since it is larger than the sum of its proper divisors (100900907).

504504505 is a wasteful number, since it uses less digits than its factorization.

504504505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100900906.

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 504504505 is about 22461.1777295849. The cubic root of 504504505 is about 796.0768893051.

The spelling of 504504505 in words is "five hundred four million, five hundred four thousand, five hundred five".