3966243014843 has 2 divisors, whose sum is σ = 3966243014844. Its totient is φ = 3966243014842.

The previous prime is 3966243014837. The next prime is 3966243014849. The reversal of 3966243014843 is 3484103426693.

It is a balanced prime because it is at equal distance from previous prime (3966243014837) and next prime (3966243014849).

It is an emirp because it is prime and its reverse (3484103426693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3966243014843 - 2⁴ = 3966243014827 is a prime.

It is not a weakly prime, because it can be changed into another prime (3966243014849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1983121507421 + 1983121507422.

It is an arithmetic number, because the mean of its divisors is an integer number (1983121507422).

Almost surely, 2^{3966243014843} is an apocalyptic number.

3966243014843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3966243014843 is an equidigital number, since it uses as much as digits as its factorization.

3966243014843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8957952, while the sum is 53.

The spelling of 3966243014843 in words is "three trillion, nine hundred sixty-six billion, two hundred forty-three million, fourteen thousand, eight hundred forty-three".