9121106 has 12 divisors (see below), whose sum is σ = 14028666. Its totient is φ = 4447680.

The previous prime is 9121097. The next prime is 9121153. The reversal of 9121106 is 6011219.

It can be written as a sum of positive squares in 3 ways, for example, as 6027025 + 3094081 = 2455^2 + 1759^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 2006 + ... + 4718.

Almost surely, 2^9121106 is an apocalyptic number.

9121106 is a deficient number, since it is larger than the sum of its proper divisors (4907560).

9121106 is a wasteful number, since it uses less digits than its factorization.

9121106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797 (or 2756 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 9121106 is about 3020.1168851553. The cubic root of 9121106 is about 208.9372307554.

The spelling of 9121106 in words is "nine million, one hundred twenty-one thousand, one hundred six".