2012043 has 16 divisors (see below), whose sum is σ = 3081600. Its totient is φ = 1154880.

The previous prime is 2012033. The next prime is 2012047. The reversal of 2012043 is 3402102.

It is not a de Polignac number, because 2012043 - 2⁴ = 2012027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978 + ... + 2231.

It is an arithmetic number, because the mean of its divisors is an integer number (192600).

2^2012043 is an apocalyptic number.

2012043 is a deficient number, since it is larger than the sum of its proper divisors (1069557).

2012043 is a wasteful number, since it uses less digits than its factorization.

2012043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2012043 is about 1418.4650154304. The cubic root of 2012043 is about 126.2444862475.

Adding to 2012043 its reverse (3402102), we get a palindrome (5414145).

The spelling of 2012043 in words is "two million, twelve thousand, forty-three".