9943242271 has 2 divisors, whose sum is σ = 9943242272. Its totient is φ = 9943242270.

The previous prime is 9943242233. The next prime is 9943242313. The reversal of 9943242271 is 1722423499.

9943242271 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 a cyclic number.

It is not a de Polignac number, because 9943242271 - 2²¹ = 9941145119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9943242571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4971621135 + 4971621136.

It is an arithmetic number, because the mean of its divisors is an integer number (4971621136).

Almost surely, 2^9943242271 is an apocalyptic number.

9943242271 is a deficient number, since it is larger than the sum of its proper divisors (1).

9943242271 is an equidigital number, since it uses as much as digits as its factorization.

9943242271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 9943242271 is about 99715.8075281948. The cubic root of 9943242271 is about 2150.3509267454.

The spelling of 9943242271 in words is "nine billion, nine hundred forty-three million, two hundred forty-two thousand, two hundred seventy-one".