111441234 has 16 divisors (see below), whose sum is σ = 226209888. Its totient is φ = 36592512.

The previous prime is 111441223. The next prime is 111441241. The reversal of 111441234 is 432144111.

It is a self number, because there is not a number n which added to its sum of digits gives 111441234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138207 + ... + 139010.

It is an arithmetic number, because the mean of its divisors is an integer number (14138118).

Almost surely, 2^111441234 is an apocalyptic number.

111441234 is an abundant number, since it is smaller than the sum of its proper divisors (114768654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111441234 is a wasteful number, since it uses less digits than its factorization.

111441234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277289.

The product of its digits is 384, while the sum is 21.

The square root of 111441234 is about 10556.5730234769. The cubic root of 111441234 is about 481.2255056066.

Adding to 111441234 its reverse (432144111), we get a palindrome (543585345).

The spelling of 111441234 in words is "one hundred eleven million, four hundred forty-one thousand, two hundred thirty-four".