111412133 has 12 divisors (see below), whose sum is σ = 129773952. Its totient is φ = 95369400.

The previous prime is 111412121. The next prime is 111412157. The reversal of 111412133 is 331214111.

It is not a de Polignac number, because 111412133 - 2¹⁰ = 111411109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111412193) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 70316 + ... + 71882.

It is an arithmetic number, because the mean of its divisors is an integer number (10814496).

Almost surely, 2^111412133 is an apocalyptic number.

It is an amenable number.

111412133 is a deficient number, since it is larger than the sum of its proper divisors (18361819).

111412133 is a wasteful number, since it uses less digits than its factorization.

111412133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032 (or 3025 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 111412133 is about 10555.1945979219. The cubic root of 111412133 is about 481.1836139833.

Adding to 111412133 its reverse (331214111), we get a palindrome (442626244).

The spelling of 111412133 in words is "one hundred eleven million, four hundred twelve thousand, one hundred thirty-three".