4042559009 has 4 divisors (see below), whose sum is σ = 4044213504. Its totient is φ = 4040904516.

The previous prime is 4042558981. The next prime is 4042559057. The reversal of 4042559009 is 9009552404.

4042559009 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4042559009 - 2⁸ = 4042558753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042459009) 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, 823577 + ... + 828470.

It is an arithmetic number, because the mean of its divisors is an integer number (1011053376).

Almost surely, 2^4042559009 is an apocalyptic number.

It is an amenable number.

4042559009 is a deficient number, since it is larger than the sum of its proper divisors (1654495).

4042559009 is a wasteful number, since it uses less digits than its factorization.

4042559009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654494.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 4042559009 is about 63581.1214827169. The cubic root of 4042559009 is about 1593.0110537241.

The spelling of 4042559009 in words is "four billion, forty-two million, five hundred fifty-nine thousand, nine".