9017085009 has 8 divisors (see below), whose sum is σ = 12024842400. Its totient is φ = 6010358816.

The previous prime is 9017084977. The next prime is 9017085013. The reversal of 9017085009 is 9005807109.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9017085009 - 2⁵ = 9017084977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9017085029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237159 + ... + 272540.

It is an arithmetic number, because the mean of its divisors is an integer number (1503105300).

Almost surely, 2^9017085009 is an apocalyptic number.

It is an amenable number.

9017085009 is a deficient number, since it is larger than the sum of its proper divisors (3007757391).

9017085009 is a wasteful number, since it uses less digits than its factorization.

9017085009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515599.

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 9017085009 is about 94958.3330150651. Note that the first 3 decimals coincide. The cubic root of 9017085009 is about 2081.3992225592.

The spelling of 9017085009 in words is "nine billion, seventeen million, eighty-five thousand, nine".