4042122403 has 4 divisors (see below), whose sum is σ = 4409588088. Its totient is φ = 3674656720.

The previous prime is 4042122397. The next prime is 4042122439. The reversal of 4042122403 is 3042212404.

It is a happy number.

4042122403 is digitally balanced in base 3, 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 4042122403 - 2⁹ = 4042121891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042122103) 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, 183732826 + ... + 183732847.

It is an arithmetic number, because the mean of its divisors is an integer number (1102397022).

Almost surely, 2^4042122403 is an apocalyptic number.

4042122403 is a deficient number, since it is larger than the sum of its proper divisors (367465685).

4042122403 is a wasteful number, since it uses less digits than its factorization.

4042122403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367465684.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4042122403 is about 63577.6879337398. The cubic root of 4042122403 is about 1592.9537019969.

Adding to 4042122403 its reverse (3042212404), we get a palindrome (7084334807).

Subtracting from 4042122403 its reverse (3042212404), we obtain a palindrome (999909999).

The spelling of 4042122403 in words is "four billion, forty-two million, one hundred twenty-two thousand, four hundred three".