111343 has 8 divisors (see below), whose sum is σ = 119808. Its totient is φ = 103224.

The previous prime is 111341. The next prime is 111347. The reversal of 111343 is 343111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111343 - 2¹ = 111341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030 + ... + 1132.

It is an arithmetic number, because the mean of its divisors is an integer number (14976).

2¹¹¹³⁴³ is an apocalyptic number.

111343 is a deficient number, since it is larger than the sum of its proper divisors (8465).

111343 is a wasteful number, since it uses less digits than its factorization.

111343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173.

The product of its digits is 36, while the sum is 13.

The square root of 111343 is about 333.6809853738. The cubic root of 111343 is about 48.1084066029.

Adding to 111343 its reverse (343111), we get a palindrome (454454).

It can be divided in two parts, 1113 and 43, that added together give a square (1156 = 34²).

The spelling of 111343 in words is "one hundred eleven thousand, three hundred forty-three", and thus it is an iban number.