9671147 has 4 divisors (see below), whose sum is σ = 10240056. Its totient is φ = 9102240.

The previous prime is 9671117. The next prime is 9671149. The reversal of 9671147 is 7411769.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7411769 = 181 ⋅40949.

It is a cyclic number.

It is not a de Polignac number, because 9671147 - 2⁶ = 9671083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9671149) 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 in 3 ways as a sum of consecutive naturals, for example, 284429 + ... + 284462.

It is an arithmetic number, because the mean of its divisors is an integer number (2560014).

Almost surely, 2^9671147 is an apocalyptic number.

9671147 is a deficient number, since it is larger than the sum of its proper divisors (568909).

9671147 is a wasteful number, since it uses less digits than its factorization.

9671147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568908.

The product of its digits is 10584, while the sum is 35.

The square root of 9671147 is about 3109.8467807916. The cubic root of 9671147 is about 213.0554566233.

The spelling of 9671147 in words is "nine million, six hundred seventy-one thousand, one hundred forty-seven".