111412134 has 12 divisors (see below), whose sum is σ = 241392996. Its totient is φ = 37137372.

The previous prime is 111412121. The next prime is 111412157. The reversal of 111412134 is 431214111.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6189563 = 111412134 / (1 + 1 + 1 + 4 + 1 + 2 + 1 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3094764 + ... + 3094799.

It is an arithmetic number, because the mean of its divisors is an integer number (20116083).

Almost surely, 2^111412134 is an apocalyptic number.

111412134 is an abundant number, since it is smaller than the sum of its proper divisors (129980862).

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

111412134 is a wasteful number, since it uses less digits than its factorization.

111412134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189571 (or 6189568 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 111412134 is about 10555.1946452920. The cubic root of 111412134 is about 481.1836154230.

Adding to 111412134 its reverse (431214111), we get a palindrome (542626245).

The spelling of 111412134 in words is "one hundred eleven million, four hundred twelve thousand, one hundred thirty-four".