1968234343 has 2 divisors, whose sum is σ = 1968234344. Its totient is φ = 1968234342.

The previous prime is 1968234287. The next prime is 1968234371. The reversal of 1968234343 is 3434328691.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1968234343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1968234343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1968234043) 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, 984117171 + 984117172.

It is an arithmetic number, because the mean of its divisors is an integer number (984117172).

Almost surely, 2^1968234343 is an apocalyptic number.

1968234343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1968234343 is an equidigital number, since it uses as much as digits as its factorization.

1968234343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 43.

The square root of 1968234343 is about 44364.7871966045. The cubic root of 1968234343 is about 1253.2150501789.

The spelling of 1968234343 in words is "one billion, nine hundred sixty-eight million, two hundred thirty-four thousand, three hundred forty-three".