4042173643 has 2 divisors, whose sum is σ = 4042173644. Its totient is φ = 4042173642.

The previous prime is 4042173587. The next prime is 4042173647. The reversal of 4042173643 is 3463712404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4042173643 - 2¹³ = 4042165451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4042173599 and 4042173608.

It is not a weakly prime, because it can be changed into another prime (4042173647) 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, 2021086821 + 2021086822.

It is an arithmetic number, because the mean of its divisors is an integer number (2021086822).

Almost surely, 2^4042173643 is an apocalyptic number.

4042173643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042173643 is an equidigital number, since it uses as much as digits as its factorization.

4042173643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 4042173643 is about 63578.0909040213. The cubic root of 4042173643 is about 1592.9604329990.

The spelling of 4042173643 in words is "four billion, forty-two million, one hundred seventy-three thousand, six hundred forty-three".