2194795219 has 2 divisors, whose sum is σ = 2194795220. Its totient is φ = 2194795218.

The previous prime is 2194795199. The next prime is 2194795223. The reversal of 2194795219 is 9125974912.

2194795219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2194795219 - 2³¹ = 47311571 is a prime.

It is a super-3 number, since 3×2194795219³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (2194795619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097397609 + 1097397610.

It is an arithmetic number, because the mean of its divisors is an integer number (1097397610).

Almost surely, 2^2194795219 is an apocalyptic number.

2194795219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194795219 is an equidigital number, since it uses as much as digits as its factorization.

2194795219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 49.

The square root of 2194795219 is about 46848.6415918327. The cubic root of 2194795219 is about 1299.5649864021.

The spelling of 2194795219 in words is "two billion, one hundred ninety-four million, seven hundred ninety-five thousand, two hundred nineteen".