9948971 has 2 divisors, whose sum is σ = 9948972. Its totient is φ = 9948970.

The previous prime is 9948947. The next prime is 9948973. The reversal of 9948971 is 1798499.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9948971 - 2⁶ = 9948907 is a prime.

Together with 9948973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9948973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4974485 + 4974486.

It is an arithmetic number, because the mean of its divisors is an integer number (4974486).

Almost surely, 2^9948971 is an apocalyptic number.

9948971 is a deficient number, since it is larger than the sum of its proper divisors (1).

9948971 is an equidigital number, since it uses as much as digits as its factorization.

9948971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 47.

The square root of 9948971 is about 3154.1989474350. The cubic root of 9948971 is about 215.0763817308.

The spelling of 9948971 in words is "nine million, nine hundred forty-eight thousand, nine hundred seventy-one".