9641143 has 2 divisors, whose sum is σ = 9641144. Its totient is φ = 9641142.

The previous prime is 9641141. The next prime is 9641147. The reversal of 9641143 is 3411469.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9641143 - 2¹ = 9641141 is a prime.

Together with 9641141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9641141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4820571 + 4820572.

It is an arithmetic number, because the mean of its divisors is an integer number (4820572).

Almost surely, 2^9641143 is an apocalyptic number.

9641143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9641143 is an equidigital number, since it uses as much as digits as its factorization.

9641143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 9641143 is about 3105.0190015522. The cubic root of 9641143 is about 212.8348989134.

The spelling of 9641143 in words is "nine million, six hundred forty-one thousand, one hundred forty-three".