111741 has 16 divisors (see below), whose sum is σ = 180864. Its totient is φ = 59904.

The previous prime is 111733. The next prime is 111751. The reversal of 111741 is 147111.

It is not a de Polignac number, because 111741 - 2³ = 111733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111721) 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 15 ways as a sum of consecutive naturals, for example, 201 + ... + 513.

It is an arithmetic number, because the mean of its divisors is an integer number (11304).

2¹¹¹⁷⁴¹ is an apocalyptic number.

It is an amenable number.

111741 is a deficient number, since it is larger than the sum of its proper divisors (69123).

111741 is a wasteful number, since it uses less digits than its factorization.

111741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340.

The product of its digits is 28, while the sum is 15.

The square root of 111741 is about 334.2768313838. The cubic root of 111741 is about 48.1656602454.

Adding to 111741 its reverse (147111), we get a palindrome (258852).

It can be divided in two parts, 11174 and 1, that added together give a triangular number (11175 = T₁₄₉).

The spelling of 111741 in words is "one hundred eleven thousand, seven hundred forty-one", and thus it is an iban number.