2192043943 has 2 divisors, whose sum is σ = 2192043944. Its totient is φ = 2192043942.

The previous prime is 2192043941. The next prime is 2192044009. The reversal of 2192043943 is 3493402912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2192043943 - 2¹ = 2192043941 is a prime.

Together with 2192043941, 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 (2192043941) 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, 1096021971 + 1096021972.

It is an arithmetic number, because the mean of its divisors is an integer number (1096021972).

Almost surely, 2^2192043943 is an apocalyptic number.

2192043943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192043943 is an equidigital number, since it uses as much as digits as its factorization.

2192043943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 2192043943 is about 46819.2689285085. The cubic root of 2192043943 is about 1299.0217379980.

The spelling of 2192043943 in words is "two billion, one hundred ninety-two million, forty-three thousand, nine hundred forty-three".