2016043 has 4 divisors (see below), whose sum is σ = 2019168. Its totient is φ = 2012920.

The previous prime is 2016031. The next prime is 2016059. The reversal of 2016043 is 3406102.

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 2016043 - 2¹³ = 2007851 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (2016943) 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, 196 + ... + 2017.

It is an arithmetic number, because the mean of its divisors is an integer number (504792).

2^2016043 is an apocalyptic number.

2016043 is a deficient number, since it is larger than the sum of its proper divisors (3125).

2016043 is an equidigital number, since it uses as much as digits as its factorization.

2016043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2016043 is about 1419.8742902102. The cubic root of 2016043 is about 126.3280901063.

The spelling of 2016043 in words is "two million, sixteen thousand, forty-three".