9653971 has 2 divisors, whose sum is σ = 9653972. Its totient is φ = 9653970.

The previous prime is 9653939. The next prime is 9653981. The reversal of 9653971 is 1793569.

It is a strong prime.

It is an emirp because it is prime and its reverse (1793569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9653971 - 2⁵ = 9653939 is a prime.

It is not a weakly prime, because it can be changed into another prime (9653981) 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 as a sum of consecutive naturals, namely, 4826985 + 4826986.

It is an arithmetic number, because the mean of its divisors is an integer number (4826986).

Almost surely, 2^9653971 is an apocalyptic number.

9653971 is a deficient number, since it is larger than the sum of its proper divisors (1).

9653971 is an equidigital number, since it uses as much as digits as its factorization.

9653971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 40.

The square root of 9653971 is about 3107.0840027267. The cubic root of 9653971 is about 212.9292527353.

The spelling of 9653971 in words is "nine million, six hundred fifty-three thousand, nine hundred seventy-one".