2005189343 has 2 divisors, whose sum is σ = 2005189344. Its totient is φ = 2005189342.

The previous prime is 2005189327. The next prime is 2005189357. The reversal of 2005189343 is 3439815002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2005189343 - 2⁴ = 2005189327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005189363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002594671 + 1002594672.

It is an arithmetic number, because the mean of its divisors is an integer number (1002594672).

Almost surely, 2^2005189343 is an apocalyptic number.

2005189343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005189343 is an equidigital number, since it uses as much as digits as its factorization.

2005189343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2005189343 is about 44779.3405824606. The cubic root of 2005189343 is about 1261.0098025321.

The spelling of 2005189343 in words is "two billion, five million, one hundred eighty-nine thousand, three hundred forty-three".