9960281 has 2 divisors, whose sum is σ = 9960282. Its totient is φ = 9960280.

The previous prime is 9960277. The next prime is 9960337. The reversal of 9960281 is 1820699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7070281 + 2890000 = 2659^2 + 1700^2 .

It is an emirp because it is prime and its reverse (1820699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9960281 - 2² = 9960277 is a prime.

It is a super-2 number, since 2×9960281² = 198414395197922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9960211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4980140 + 4980141.

It is an arithmetic number, because the mean of its divisors is an integer number (4980141).

Almost surely, 2^9960281 is an apocalyptic number.

It is an amenable number.

9960281 is a deficient number, since it is larger than the sum of its proper divisors (1).

9960281 is an equidigital number, since it uses as much as digits as its factorization.

9960281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 9960281 is about 3155.9912864265. The cubic root of 9960281 is about 215.1578505479.

The spelling of 9960281 in words is "nine million, nine hundred sixty thousand, two hundred eighty-one".