3952434421843 has 2 divisors, whose sum is σ = 3952434421844. Its totient is φ = 3952434421842.

The previous prime is 3952434421823. The next prime is 3952434421931. The reversal of 3952434421843 is 3481244342593.

3952434421843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3481244342593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3952434421843 - 2⁴¹ = 1753411166291 is a prime.

It is not a weakly prime, because it can be changed into another prime (3952434421823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976217210921 + 1976217210922.

It is an arithmetic number, because the mean of its divisors is an integer number (1976217210922).

Almost surely, 2^{3952434421843} is an apocalyptic number.

3952434421843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3952434421843 is an equidigital number, since it uses as much as digits as its factorization.

3952434421843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 52.

The spelling of 3952434421843 in words is "three trillion, nine hundred fifty-two billion, four hundred thirty-four million, four hundred twenty-one thousand, eight hundred forty-three".