505606113 has 12 divisors (see below), whose sum is σ = 731531008. Its totient is φ = 336511800.

The previous prime is 505606111. The next prime is 505606121. The reversal of 505606113 is 311606505.

It is a happy number.

505606113 is a `hidden beast` number, since 50 + 5 + 606 + 1 + 1 + 3 = 666.

It is not a de Polignac number, because 505606113 - 2¹ = 505606111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505606111) 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 11 ways as a sum of consecutive naturals, for example, 40813 + ... + 51738.

Almost surely, 2^505606113 is an apocalyptic number.

It is an amenable number.

505606113 is a deficient number, since it is larger than the sum of its proper divisors (225924895).

505606113 is a wasteful number, since it uses less digits than its factorization.

505606113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93164 (or 93161 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 505606113 is about 22485.6868474147. The cubic root of 505606113 is about 796.6558911688.

The spelling of 505606113 in words is "five hundred five million, six hundred six thousand, one hundred thirteen".