2042103403 has 4 divisors (see below), whose sum is σ = 2042240328. Its totient is φ = 2041966480.

The previous prime is 2042103377. The next prime is 2042103449. The reversal of 2042103403 is 3043012402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042103403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042103463) 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, 42913 + ... + 76978.

It is an arithmetic number, because the mean of its divisors is an integer number (510560082).

Almost surely, 2^2042103403 is an apocalyptic number.

2042103403 is a deficient number, since it is larger than the sum of its proper divisors (136925).

2042103403 is a wasteful number, since it uses less digits than its factorization.

2042103403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136924.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2042103403 is about 45189.6382260358. The cubic root of 2042103403 is about 1268.7008855813.

Adding to 2042103403 its reverse (3043012402), we get a palindrome (5085115805).

The spelling of 2042103403 in words is "two billion, forty-two million, one hundred three thousand, four hundred three".