9792971 has 2 divisors, whose sum is σ = 9792972. Its totient is φ = 9792970.

The previous prime is 9792953. The next prime is 9792983. The reversal of 9792971 is 1792979.

It is a strong prime.

It is an emirp because it is prime and its reverse (1792979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9792971 - 2²² = 5598667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9792271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4896485 + 4896486.

It is an arithmetic number, because the mean of its divisors is an integer number (4896486).

Almost surely, 2^9792971 is an apocalyptic number.

9792971 is a deficient number, since it is larger than the sum of its proper divisors (1).

9792971 is an equidigital number, since it uses as much as digits as its factorization.

9792971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 44.

The square root of 9792971 is about 3129.3723012770. The cubic root of 9792971 is about 213.9463210053.

The spelling of 9792971 in words is "nine million, seven hundred ninety-two thousand, nine hundred seventy-one".