9104321 has 2 divisors, whose sum is σ = 9104322. Its totient is φ = 9104320.

The previous prime is 9104281. The next prime is 9104327. The reversal of 9104321 is 1234019.

9104321 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5340721 + 3763600 = 2311^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 9104321 - 2¹⁸ = 8842177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9104293 and 9104302.

It is not a weakly prime, because it can be changed into another prime (9104327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4552160 + 4552161.

It is an arithmetic number, because the mean of its divisors is an integer number (4552161).

Almost surely, 2^9104321 is an apocalyptic number.

It is an amenable number.

9104321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9104321 is an equidigital number, since it uses as much as digits as its factorization.

9104321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 9104321 is about 3017.3367395768. The cubic root of 9104321 is about 208.8089873580.

The spelling of 9104321 in words is "nine million, one hundred four thousand, three hundred twenty-one".