4102065943 has 2 divisors, whose sum is σ = 4102065944. Its totient is φ = 4102065942.

The previous prime is 4102065937. The next prime is 4102065973. The reversal of 4102065943 is 3495602014.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4102065943 - 2²¹ = 4099968791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4102065899 and 4102065908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4102065973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051032971 + 2051032972.

It is an arithmetic number, because the mean of its divisors is an integer number (2051032972).

Almost surely, 2^4102065943 is an apocalyptic number.

4102065943 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102065943 is an equidigital number, since it uses as much as digits as its factorization.

4102065943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 4102065943 is about 64047.3726471274. The cubic root of 4102065943 is about 1600.7894467477.

Adding to 4102065943 its reverse (3495602014), we get a palindrome (7597667957).

The spelling of 4102065943 in words is "four billion, one hundred two million, sixty-five thousand, nine hundred forty-three".