2042403203 has 4 divisors (see below), whose sum is σ = 2054933448. Its totient is φ = 2029872960.

The previous prime is 2042403149. The next prime is 2042403221. The reversal of 2042403203 is 3023042402.

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 2042403203 - 2¹⁶ = 2042337667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042403263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6264878 + ... + 6265203.

It is an arithmetic number, because the mean of its divisors is an integer number (513733362).

Almost surely, 2^2042403203 is an apocalyptic number.

2042403203 is a deficient number, since it is larger than the sum of its proper divisors (12530245).

2042403203 is a wasteful number, since it uses less digits than its factorization.

2042403203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12530244.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2042403203 is about 45192.9552364083. The cubic root of 2042403203 is about 1268.7629682870.

Adding to 2042403203 its reverse (3023042402), we get a palindrome (5065445605).

The spelling of 2042403203 in words is "two billion, forty-two million, four hundred three thousand, two hundred three".