108743 has 4 divisors (see below), whose sum is σ = 111720. Its totient is φ = 105768.

The previous prime is 108739. The next prime is 108751. The reversal of 108743 is 347801.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 108743 - 2² = 108739 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (27930).

2¹⁰⁸⁷⁴³ is an apocalyptic number.

108743 is a deficient number, since it is larger than the sum of its proper divisors (2977).

108743 is an equidigital number, since it uses as much as digits as its factorization.

108743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 108743 is about 329.7620354134. The cubic root of 108743 is about 47.7309893897.

The spelling of 108743 in words is "one hundred eight thousand, seven hundred forty-three".