3443740189 has 2 divisors, whose sum is σ = 3443740190. Its totient is φ = 3443740188.

The previous prime is 3443740187. The next prime is 3443740231. The reversal of 3443740189 is 9810473443.

3443740189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3382352964 + 61387225 = 58158^2 + 7835^2 .

It is an emirp because it is prime and its reverse (9810473443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3443740189 - 2¹ = 3443740187 is a prime.

Together with 3443740187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3443740187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721870094 + 1721870095.

It is an arithmetic number, because the mean of its divisors is an integer number (1721870095).

Almost surely, 2^3443740189 is an apocalyptic number.

It is an amenable number.

3443740189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3443740189 is an equidigital number, since it uses as much as digits as its factorization.

3443740189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 3443740189 is about 58683.3893789375. The cubic root of 3443740189 is about 1510.1153646344.

The spelling of 3443740189 in words is "three billion, four hundred forty-three million, seven hundred forty thousand, one hundred eighty-nine".