50000111 has 16 divisors (see below), whose sum is σ = 61197120. Its totient is φ = 39874560.

The previous prime is 50000101. The next prime is 50000131. The reversal of 50000111 is 11100005.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 50000111 - 2⁶ = 50000047 is a prime.

It is a super-2 number, since 2×50000111² = 5000022200024642, which contains 22 as substring.

It is a Duffinian number.

50000111 is a modest number, since divided by 111 gives 50 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50000101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8231 + ... + 12951.

It is an arithmetic number, because the mean of its divisors is an integer number (3824820).

Almost surely, 2^50000111 is an apocalyptic number.

50000111 is a deficient number, since it is larger than the sum of its proper divisors (11197009).

50000111 is a wasteful number, since it uses less digits than its factorization.

50000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834.

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 50000111 is about 7071.0756607464. The cubic root of 50000111 is about 368.4034224822.

Adding to 50000111 its reverse (11100005), we get a palindrome (61100116).

The spelling of 50000111 in words is "fifty million, one hundred eleven", and thus it is an aban number.