500056111 has 4 divisors (see below), whose sum is σ = 500169352. Its totient is φ = 499942872.

The previous prime is 500056097. The next prime is 500056129. The reversal of 500056111 is 111650005.

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

It is a cyclic number.

It is not a de Polignac number, because 500056111 - 2⁹ = 500055599 is a prime.

It is a super-2 number, since 2×500056111² = 500112228296888642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500056181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49716 + ... + 58921.

It is an arithmetic number, because the mean of its divisors is an integer number (125042338).

Almost surely, 2^500056111 is an apocalyptic number.

500056111 is a deficient number, since it is larger than the sum of its proper divisors (113241).

500056111 is a wasteful number, since it uses less digits than its factorization.

500056111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113240.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 500056111 is about 22361.9344199020. The cubic root of 500056111 is about 793.7302150937.

The spelling of 500056111 in words is "five hundred million, fifty-six thousand, one hundred eleven".