2004115 has 4 divisors (see below), whose sum is σ = 2404944. Its totient is φ = 1603288.

The previous prime is 2004109. The next prime is 2004131. The reversal of 2004115 is 5114002.

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 2004115 - 2⁵ = 2004083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2004095 and 2004104.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 200407 + ... + 200416.

It is an arithmetic number, because the mean of its divisors is an integer number (601236).

2^2004115 is an apocalyptic number.

2004115 is a deficient number, since it is larger than the sum of its proper divisors (400829).

2004115 is an equidigital number, since it uses as much as digits as its factorization.

2004115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400828.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 2004115 is about 1415.6676869944. The cubic root of 2004115 is about 126.0784553799.

Adding to 2004115 its reverse (5114002), we get a palindrome (7118117).

The spelling of 2004115 in words is "two million, four thousand, one hundred fifteen".