4042322173 has 2 divisors, whose sum is σ = 4042322174. Its totient is φ = 4042322172.

The previous prime is 4042322147. The next prime is 4042322177. The reversal of 4042322173 is 3712232404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2929299129 + 1113023044 = 54123^2 + 33362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4042322173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042322177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021161086 + 2021161087.

It is an arithmetic number, because the mean of its divisors is an integer number (2021161087).

Almost surely, 2^4042322173 is an apocalyptic number.

It is an amenable number.

4042322173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042322173 is an equidigital number, since it uses as much as digits as its factorization.

4042322173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 4042322173 is about 63579.2589843575. The cubic root of 4042322173 is about 1592.9799439137.

Adding to 4042322173 its reverse (3712232404), we get a palindrome (7754554577).

The spelling of 4042322173 in words is "four billion, forty-two million, three hundred twenty-two thousand, one hundred seventy-three".