2011683 has 16 divisors (see below), whose sum is σ = 2809856. Its totient is φ = 1278720.

The previous prime is 2011673. The next prime is 2011697. The reversal of 2011683 is 3861102.

It is not a de Polignac number, because 2011683 - 2⁹ = 2011171 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 (2011613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8910 + ... + 9132.

It is an arithmetic number, because the mean of its divisors is an integer number (175616).

2^2011683 is an apocalyptic number.

2011683 is a deficient number, since it is larger than the sum of its proper divisors (798173).

2011683 is a wasteful number, since it uses less digits than its factorization.

2011683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 2011683 is about 1418.3381120170. The cubic root of 2011683 is about 126.2369564670.

Adding to 2011683 its reverse (3861102), we get a palindrome (5872785).

The spelling of 2011683 in words is "two million, eleven thousand, six hundred eighty-three".