9421944079 has 2 divisors, whose sum is σ = 9421944080. Its totient is φ = 9421944078.

The previous prime is 9421943989. The next prime is 9421944101. The reversal of 9421944079 is 9704491249.

9421944079 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9421944079 - 2⁹ = 9421943567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9421944179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4710972039 + 4710972040.

It is an arithmetic number, because the mean of its divisors is an integer number (4710972040).

Almost surely, 2^9421944079 is an apocalyptic number.

9421944079 is a deficient number, since it is larger than the sum of its proper divisors (1).

9421944079 is an equidigital number, since it uses as much as digits as its factorization.

9421944079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 9421944079 is about 97066.6991248801. The cubic root of 9421944079 is about 2112.0952868433.

The spelling of 9421944079 in words is "nine billion, four hundred twenty-one million, nine hundred forty-four thousand, seventy-nine".