4165541189 has 2 divisors, whose sum is σ = 4165541190. Its totient is φ = 4165541188.

The previous prime is 4165541183. The next prime is 4165541197. The reversal of 4165541189 is 9811455614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3891638689 + 273902500 = 62383^2 + 16550^2 .

It is a cyclic number.

It is not a de Polignac number, because 4165541189 - 2¹² = 4165537093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4165541183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082770594 + 2082770595.

It is an arithmetic number, because the mean of its divisors is an integer number (2082770595).

Almost surely, 2^4165541189 is an apocalyptic number.

It is an amenable number.

4165541189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4165541189 is an equidigital number, since it uses as much as digits as its factorization.

4165541189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 44.

The square root of 4165541189 is about 64541.0039354828. The cubic root of 4165541189 is about 1609.0040763969.

The spelling of 4165541189 in words is "four billion, one hundred sixty-five million, five hundred forty-one thousand, one hundred eighty-nine".