9852642271 has 2 divisors, whose sum is σ = 9852642272. Its totient is φ = 9852642270.

The previous prime is 9852642259. The next prime is 9852642307. The reversal of 9852642271 is 1722462589.

It is a weak prime.

It is an emirp because it is prime and its reverse (1722462589) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9852642271 - 2⁷ = 9852642143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9852642211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4926321135 + 4926321136.

It is an arithmetic number, because the mean of its divisors is an integer number (4926321136).

Almost surely, 2^9852642271 is an apocalyptic number.

9852642271 is a deficient number, since it is larger than the sum of its proper divisors (1).

9852642271 is an equidigital number, since it uses as much as digits as its factorization.

9852642271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 46.

The square root of 9852642271 is about 99260.4768827956. The cubic root of 9852642271 is about 2143.7998601158.

The spelling of 9852642271 in words is "nine billion, eight hundred fifty-two million, six hundred forty-two thousand, two hundred seventy-one".