9995009 has 2 divisors, whose sum is σ = 9995010. Its totient is φ = 9995008.

The previous prime is 9995003. The next prime is 9995023. The reversal of 9995009 is 9005999.

9995009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9985600 + 9409 = 3160^2 + 97^2 .

It is a cyclic number.

It is not a de Polignac number, because 9995009 - 2⁸ = 9994753 is a prime.

It is not a weakly prime, because it can be changed into another prime (9995003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997504 + 4997505.

It is an arithmetic number, because the mean of its divisors is an integer number (4997505).

Almost surely, 2^9995009 is an apocalyptic number.

It is an amenable number.

9995009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9995009 is an equidigital number, since it uses as much as digits as its factorization.

9995009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32805, while the sum is 41.

The square root of 9995009 is about 3161.4884152880. The cubic root of 9995009 is about 215.4076204267.

The spelling of 9995009 in words is "nine million, nine hundred ninety-five thousand, nine".