2042103 has 16 divisors (see below), whose sum is σ = 3179520. Its totient is φ = 1141536.

The previous prime is 2042083. The next prime is 2042107. The reversal of 2042103 is 3012402.

It is not a de Polignac number, because 2042103 - 2⁶ = 2042039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48 + ... + 2021.

It is an arithmetic number, because the mean of its divisors is an integer number (198720).

2^2042103 is an apocalyptic number.

2042103 is a deficient number, since it is larger than the sum of its proper divisors (1137417).

2042103 is a wasteful number, since it uses less digits than its factorization.

2042103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2042103 is about 1429.0216933273. The cubic root of 2042103 is about 126.8700802124.

Adding to 2042103 its reverse (3012402), we get a palindrome (5054505).

Subtracting 2042103 from its reverse (3012402), we obtain a cube (970299 = 99³).

It can be divided in two parts, 2042 and 103, that added together give a triangular number (2145 = T₆₅).

The spelling of 2042103 in words is "two million, forty-two thousand, one hundred three".