2003115 has 8 divisors (see below), whose sum is σ = 3205008. Its totient is φ = 1068320.

The previous prime is 2003087. The next prime is 2003119. The reversal of 2003115 is 5113002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2003115 - 2⁵ = 2003083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2003115.

It is not an unprimeable number, because it can be changed into a prime (2003119) 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 7 ways as a sum of consecutive naturals, for example, 66756 + ... + 66785.

It is an arithmetic number, because the mean of its divisors is an integer number (400626).

2^2003115 is an apocalyptic number.

2003115 is a deficient number, since it is larger than the sum of its proper divisors (1201893).

2003115 is a wasteful number, since it uses less digits than its factorization.

2003115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133549.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 2003115 is about 1415.3144526924. The cubic root of 2003115 is about 126.0574819609.

Adding to 2003115 its reverse (5113002), we get a palindrome (7116117).

The spelling of 2003115 in words is "two million, three thousand, one hundred fifteen".