2003116 has 12 divisors (see below), whose sum is σ = 3658032. Its totient is φ = 957968.

The previous prime is 2003087. The next prime is 2003119. The reversal of 2003116 is 6113002.

It is a junction number, because it is equal to n+sod(n) for n = 2003096 and 2003105.

It is not an unprimeable number, because it can be changed into a prime (2003119) 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, 10795 + ... + 10978.

It is an arithmetic number, because the mean of its divisors is an integer number (304836).

2^2003116 is an apocalyptic number.

It is an amenable number.

2003116 is a deficient number, since it is larger than the sum of its proper divisors (1654916).

2003116 is a wasteful number, since it uses less digits than its factorization.

2003116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21800 (or 21798 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2003116 is about 1415.3148059707. The cubic root of 2003116 is about 126.0575029378.

Adding to 2003116 its reverse (6113002), we get a palindrome (8116118).

The spelling of 2003116 in words is "two million, three thousand, one hundred sixteen".