9909134 has 8 divisors (see below), whose sum is σ = 14891448. Its totient is φ = 4945320.

The previous prime is 9909091. The next prime is 9909139. The reversal of 9909134 is 4319099.

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

It is a junction number, because it is equal to n+sod(n) for n = 9909094 and 9909103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9909139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3197 + ... + 5480.

It is an arithmetic number, because the mean of its divisors is an integer number (1861431).

Almost surely, 2^9909134 is an apocalyptic number.

9909134 is a deficient number, since it is larger than the sum of its proper divisors (4982314).

9909134 is a wasteful number, since it uses less digits than its factorization.

9909134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9250.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 9909134 is about 3147.8776977513. The cubic root of 9909134 is about 214.7889329375.

Subtracting from 9909134 its sum of digits (35), we obtain a palindrome (9909099).

The spelling of 9909134 in words is "nine million, nine hundred nine thousand, one hundred thirty-four".