9904313 has 2 divisors, whose sum is σ = 9904314. Its totient is φ = 9904312.

The previous prime is 9904291. The next prime is 9904331. The reversal of 9904313 is 3134099.

9904313 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (9904331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9504889 + 399424 = 3083^2 + 632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9904313 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9904333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4952156 + 4952157.

It is an arithmetic number, because the mean of its divisors is an integer number (4952157).

Almost surely, 2^9904313 is an apocalyptic number.

It is an amenable number.

9904313 is a deficient number, since it is larger than the sum of its proper divisors (1).

9904313 is an equidigital number, since it uses as much as digits as its factorization.

9904313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 9904313 is about 3147.1118505703. Note that the first 3 decimals coincide. The cubic root of 9904313 is about 214.7540941910.

The spelling of 9904313 in words is "nine million, nine hundred four thousand, three hundred thirteen".