4027118189 has 2 divisors, whose sum is σ = 4027118190. Its totient is φ = 4027118188.

The previous prime is 4027118171. The next prime is 4027118237. The reversal of 4027118189 is 9818117204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2586536164 + 1440582025 = 50858^2 + 37955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4027118189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4027118129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013559094 + 2013559095.

It is an arithmetic number, because the mean of its divisors is an integer number (2013559095).

Almost surely, 2^4027118189 is an apocalyptic number.

It is an amenable number.

4027118189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4027118189 is an equidigital number, since it uses as much as digits as its factorization.

4027118189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 41.

The square root of 4027118189 is about 63459.5791744635. The cubic root of 4027118189 is about 1590.9802624495.

The spelling of 4027118189 in words is "four billion, twenty-seven million, one hundred eighteen thousand, one hundred eighty-nine".