2189941183 has 2 divisors, whose sum is σ = 2189941184. Its totient is φ = 2189941182.

The previous prime is 2189941181. The next prime is 2189941189. The reversal of 2189941183 is 3811499812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2189941183 - 2¹ = 2189941181 is a prime.

Together with 2189941181, 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 (2189941181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094970591 + 1094970592.

It is an arithmetic number, because the mean of its divisors is an integer number (1094970592).

Almost surely, 2^2189941183 is an apocalyptic number.

2189941183 is a deficient number, since it is larger than the sum of its proper divisors (1).

2189941183 is an equidigital number, since it uses as much as digits as its factorization.

2189941183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 46.

The square root of 2189941183 is about 46796.8074017876. The cubic root of 2189941183 is about 1298.6062346426.

The spelling of 2189941183 in words is "two billion, one hundred eighty-nine million, nine hundred forty-one thousand, one hundred eighty-three".