111344134 has 16 divisors (see below), whose sum is σ = 182414736. Its totient is φ = 50551200.

The previous prime is 111344113. The next prime is 111344153. The reversal of 111344134 is 431443111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 19984 + ... + 24940.

It is an arithmetic number, because the mean of its divisors is an integer number (11400921).

Almost surely, 2^111344134 is an apocalyptic number.

111344134 is a deficient number, since it is larger than the sum of its proper divisors (71070602).

111344134 is a wasteful number, since it uses less digits than its factorization.

111344134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5991.

The product of its digits is 576, while the sum is 22.

The square root of 111344134 is about 10551.9729908676. The cubic root of 111344134 is about 481.0856992628.

Adding to 111344134 its reverse (431443111), we get a palindrome (542787245).

The spelling of 111344134 in words is "one hundred eleven million, three hundred forty-four thousand, one hundred thirty-four".