889955111 has 4 divisors (see below), whose sum is σ = 890015400. Its totient is φ = 889894824.

The previous prime is 889955093. The next prime is 889955113. The reversal of 889955111 is 111559988.

889955111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 889955111 - 2²² = 885760807 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889955113) 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, 8585 + ... + 43053.

It is an arithmetic number, because the mean of its divisors is an integer number (222503850).

Almost surely, 2^889955111 is an apocalyptic number.

889955111 is a deficient number, since it is larger than the sum of its proper divisors (60289).

889955111 is a wasteful number, since it uses less digits than its factorization.

889955111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60288.

The product of its digits is 129600, while the sum is 47.

The square root of 889955111 is about 29832.1154295166. The cubic root of 889955111 is about 961.8839995243.

The spelling of 889955111 in words is "eight hundred eighty-nine million, nine hundred fifty-five thousand, one hundred eleven".