9597971 has 2 divisors, whose sum is σ = 9597972. Its totient is φ = 9597970.

The previous prime is 9597953. The next prime is 9597997. The reversal of 9597971 is 1797959.

It is a happy number.

9597971 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9597971 - 2¹⁴ = 9581587 is a prime.

It is not a weakly prime, because it can be changed into another prime (9597271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4798985 + 4798986.

It is an arithmetic number, because the mean of its divisors is an integer number (4798986).

Almost surely, 2^9597971 is an apocalyptic number.

9597971 is a deficient number, since it is larger than the sum of its proper divisors (1).

9597971 is an equidigital number, since it uses as much as digits as its factorization.

9597971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 178605, while the sum is 47.

The square root of 9597971 is about 3098.0592311962. The cubic root of 9597971 is about 212.5167396271.

The spelling of 9597971 in words is "nine million, five hundred ninety-seven thousand, nine hundred seventy-one".