9704143 has 4 divisors (see below), whose sum is σ = 9868680. Its totient is φ = 9539608.

The previous prime is 9704119. The next prime is 9704153. The reversal of 9704143 is 3414079.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9704143 - 2¹⁷ = 9573071 is a prime.

It is a Duffinian number.

9704143 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9704113) 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 in 3 ways as a sum of consecutive naturals, for example, 82180 + ... + 82297.

It is an arithmetic number, because the mean of its divisors is an integer number (2467170).

Almost surely, 2^9704143 is an apocalyptic number.

9704143 is a deficient number, since it is larger than the sum of its proper divisors (164537).

9704143 is a wasteful number, since it uses less digits than its factorization.

9704143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164536.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 9704143 is about 3115.1473480399. The cubic root of 9704143 is about 213.2974823110.

Subtracting from 9704143 its reverse (3414079), we obtain a square (6290064 = 2508²).

The spelling of 9704143 in words is "nine million, seven hundred four thousand, one hundred forty-three".