6842054189 has 2 divisors, whose sum is σ = 6842054190. Its totient is φ = 6842054188.

The previous prime is 6842054179. The next prime is 6842054213. The reversal of 6842054189 is 9814502486.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5545334089 + 1296720100 = 74467^2 + 36010^2 .

It is a cyclic number.

It is not a de Polignac number, because 6842054189 - 2⁴ = 6842054173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6842054159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3421027094 + 3421027095.

It is an arithmetic number, because the mean of its divisors is an integer number (3421027095).

Almost surely, 2^6842054189 is an apocalyptic number.

It is an amenable number.

6842054189 is a deficient number, since it is larger than the sum of its proper divisors (1).

6842054189 is an equidigital number, since it uses as much as digits as its factorization.

6842054189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 6842054189 is about 82716.7104580447. The cubic root of 6842054189 is about 1898.4339994831.

The spelling of 6842054189 in words is "six billion, eight hundred forty-two million, fifty-four thousand, one hundred eighty-nine".