9896143 has 2 divisors, whose sum is σ = 9896144. Its totient is φ = 9896142.

The previous prime is 9896123. The next prime is 9896147. The reversal of 9896143 is 3416989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9896143 - 2⁹ = 9895631 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 = 9896096 and 9896105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9896147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4948071 + 4948072.

It is an arithmetic number, because the mean of its divisors is an integer number (4948072).

Almost surely, 2^9896143 is an apocalyptic number.

9896143 is a deficient number, since it is larger than the sum of its proper divisors (1).

9896143 is an equidigital number, since it uses as much as digits as its factorization.

9896143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 40.

The square root of 9896143 is about 3145.8135672668. The cubic root of 9896143 is about 214.6950282195.

The spelling of 9896143 in words is "nine million, eight hundred ninety-six thousand, one hundred forty-three".