9678143 has 2 divisors, whose sum is σ = 9678144. Its totient is φ = 9678142.

The previous prime is 9678133. The next prime is 9678181. The reversal of 9678143 is 3418769.

It is an a-pointer prime, because the next prime (9678181) can be obtained adding 9678143 to its sum of digits (38).

It is a weak prime.

It is an emirp because it is prime and its reverse (3418769) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9678143 - 2⁶ = 9678079 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 9678097 and 9678106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9678133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4839071 + 4839072.

It is an arithmetic number, because the mean of its divisors is an integer number (4839072).

Almost surely, 2^9678143 is an apocalyptic number.

9678143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9678143 is an equidigital number, since it uses as much as digits as its factorization.

9678143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 9678143 is about 3110.9713917039. The cubic root of 9678143 is about 213.1068182217.

The spelling of 9678143 in words is "nine million, six hundred seventy-eight thousand, one hundred forty-three".