9701143 has 4 divisors (see below), whose sum is σ = 9711520. Its totient is φ = 9690768.

The previous prime is 9701137. The next prime is 9701161. The reversal of 9701143 is 3411079.

9701143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9701143 - 2⁹ = 9700631 is a prime.

It is a super-2 number, since 2×9701143² = 188224351012898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9701113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3630 + ... + 5707.

It is an arithmetic number, because the mean of its divisors is an integer number (2427880).

Almost surely, 2^9701143 is an apocalyptic number.

9701143 is a deficient number, since it is larger than the sum of its proper divisors (10377).

9701143 is a wasteful number, since it uses less digits than its factorization.

9701143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10376.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 9701143 is about 3114.6657926654. The cubic root of 9701143 is about 213.2755000024.

Subtracting from 9701143 its reverse (3411079), we obtain a square (6290064 = 2508²).

The spelling of 9701143 in words is "nine million, seven hundred one thousand, one hundred forty-three".