2043115 has 4 divisors (see below), whose sum is σ = 2451744. Its totient is φ = 1634488.

The previous prime is 2043109. The next prime is 2043121. The reversal of 2043115 is 5113402.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2043109) and next prime (2043121).

It is a cyclic number.

It is not a de Polignac number, because 2043115 - 2⁹ = 2042603 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204307 + ... + 204316.

It is an arithmetic number, because the mean of its divisors is an integer number (612936).

2^2043115 is an apocalyptic number.

2043115 is a deficient number, since it is larger than the sum of its proper divisors (408629).

2043115 is an equidigital number, since it uses as much as digits as its factorization.

2043115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408628.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2043115 is about 1429.3757378660. The cubic root of 2043115 is about 126.8910343167.

Adding to 2043115 its reverse (5113402), we get a palindrome (7156517).

The spelling of 2043115 in words is "two million, forty-three thousand, one hundred fifteen".