4042523203 has 4 divisors (see below), whose sum is σ = 4050824560. Its totient is φ = 4034221848.

The previous prime is 4042523167. The next prime is 4042523231. The reversal of 4042523203 is 3023252404.

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 4042523203 - 2¹⁷ = 4042392131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042523803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4149948 + ... + 4150921.

It is an arithmetic number, because the mean of its divisors is an integer number (1012706140).

Almost surely, 2^4042523203 is an apocalyptic number.

4042523203 is a deficient number, since it is larger than the sum of its proper divisors (8301357).

4042523203 is an equidigital number, since it uses as much as digits as its factorization.

4042523203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301356.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 4042523203 is about 63580.8399048015. The cubic root of 4042523203 is about 1593.0063504721.

Adding to 4042523203 its reverse (3023252404), we get a palindrome (7065775607).

The spelling of 4042523203 in words is "four billion, forty-two million, five hundred twenty-three thousand, two hundred three".