4042303123 has 4 divisors (see below), whose sum is σ = 4042445400. Its totient is φ = 4042160848.

The previous prime is 4042303117. The next prime is 4042303141. The reversal of 4042303123 is 3213032404.

It is a happy number.

4042303123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4042303123 - 2¹⁷ = 4042172051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4042303094 and 4042303103.

It is not an unprimeable number, because it can be changed into a prime (4042303183) 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, 12298 + ... + 90751.

It is an arithmetic number, because the mean of its divisors is an integer number (1010611350).

Almost surely, 2^4042303123 is an apocalyptic number.

4042303123 is a deficient number, since it is larger than the sum of its proper divisors (142277).

4042303123 is a wasteful number, since it uses less digits than its factorization.

4042303123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142276.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 4042303123 is about 63579.1091711735. The cubic root of 4042303123 is about 1592.9774415306.

Adding to 4042303123 its reverse (3213032404), we get a palindrome (7255335527).

The spelling of 4042303123 in words is "four billion, forty-two million, three hundred three thousand, one hundred twenty-three".