4144045189 has 2 divisors, whose sum is σ = 4144045190. Its totient is φ = 4144045188.

The previous prime is 4144045183. The next prime is 4144045201. The reversal of 4144045189 is 9815404414.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3889642689 + 254402500 = 62367^2 + 15950^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144045189 - 2¹³ = 4144036997 is a prime.

It is a super-2 number, since 2×4144045189² = 34346221056948091442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4144045183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072022594 + 2072022595.

It is an arithmetic number, because the mean of its divisors is an integer number (2072022595).

Almost surely, 2^4144045189 is an apocalyptic number.

It is an amenable number.

4144045189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144045189 is an equidigital number, since it uses as much as digits as its factorization.

4144045189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 4144045189 is about 64374.2587452469. The cubic root of 4144045189 is about 1606.2315820908.

The spelling of 4144045189 in words is "four billion, one hundred forty-four million, forty-five thousand, one hundred eighty-nine".