8960321 has 2 divisors, whose sum is σ = 8960322. Its totient is φ = 8960320.

The previous prime is 8960311. The next prime is 8960323. The reversal of 8960321 is 1230698.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8673025 + 287296 = 2945^2 + 536^2 .

It is a cyclic number.

It is not a de Polignac number, because 8960321 - 2⁶ = 8960257 is a prime.

Together with 8960323, 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 (8960323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4480160 + 4480161.

It is an arithmetic number, because the mean of its divisors is an integer number (4480161).

Almost surely, 2^8960321 is an apocalyptic number.

It is an amenable number.

8960321 is a deficient number, since it is larger than the sum of its proper divisors (1).

8960321 is an equidigital number, since it uses as much as digits as its factorization.

8960321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 8960321 is about 2993.3795282256. The cubic root of 8960321 is about 207.7022443876.

The spelling of 8960321 in words is "eight million, nine hundred sixty thousand, three hundred twenty-one".