2117107 has 4 divisors (see below), whose sum is σ = 2136640. Its totient is φ = 2097576.

The previous prime is 2117099. The next prime is 2117119. The reversal of 2117107 is 7017112.

2117107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2117107 - 2³ = 2117099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2117147) 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 in 3 ways as a sum of consecutive naturals, for example, 9603 + ... + 9820.

It is an arithmetic number, because the mean of its divisors is an integer number (534160).

2^2117107 is an apocalyptic number.

2117107 is a deficient number, since it is larger than the sum of its proper divisors (19533).

2117107 is a wasteful number, since it uses less digits than its factorization.

2117107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19532.

The product of its (nonzero) digits is 98, while the sum is 19.

The square root of 2117107 is about 1455.0281784213. The cubic root of 2117107 is about 128.4047045892.

The spelling of 2117107 in words is "two million, one hundred seventeen thousand, one hundred seven".