103943 has 8 divisors (see below), whose sum is σ = 122880. Its totient is φ = 86040.

The previous prime is 103919. The next prime is 103951. The reversal of 103943 is 349301.

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

It is a cyclic number.

It is not a de Polignac number, because 103943 - 2⁸ = 103687 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 (103903) 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, 23 + ... + 456.

It is an arithmetic number, because the mean of its divisors is an integer number (15360).

2¹⁰³⁹⁴³ is an apocalyptic number.

103943 is a deficient number, since it is larger than the sum of its proper divisors (18937).

103943 is an equidigital number, since it uses as much as digits as its factorization.

103943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 103943 is about 322.4019230712. The cubic root of 103943 is about 47.0181007691.

The spelling of 103943 in words is "one hundred three thousand, nine hundred forty-three".