9980297 has 2 divisors, whose sum is σ = 9980298. Its totient is φ = 9980296.

The previous prime is 9980293. The next prime is 9980303. The reversal of 9980297 is 7920899.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5740816 + 4239481 = 2396^2 + 2059^2 .

It is a cyclic number.

It is not a de Polignac number, because 9980297 - 2² = 9980293 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9980291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4990148 + 4990149.

It is an arithmetic number, because the mean of its divisors is an integer number (4990149).

Almost surely, 2^9980297 is an apocalyptic number.

It is an amenable number.

9980297 is a deficient number, since it is larger than the sum of its proper divisors (1).

9980297 is an equidigital number, since it uses as much as digits as its factorization.

9980297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 9980297 is about 3159.1608062902. The cubic root of 9980297 is about 215.3018798824.

It can be divided in two parts, 99802 and 97, that added together give a palindrome (99899).

The spelling of 9980297 in words is "nine million, nine hundred eighty thousand, two hundred ninety-seven".