2097109 has 8 divisors (see below), whose sum is σ = 2455488. Its totient is φ = 1753440.

The previous prime is 2097097. The next prime is 2097131. The reversal of 2097109 is 9017902.

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 2097109 - 2⁹ = 2096597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2097169) 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, 3367 + ... + 3940.

It is an arithmetic number, because the mean of its divisors is an integer number (306936).

2^2097109 is an apocalyptic number.

It is an amenable number.

2097109 is a deficient number, since it is larger than the sum of its proper divisors (358379).

2097109 is an equidigital number, since it uses as much as digits as its factorization.

2097109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7355.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 2097109 is about 1448.1398413137. The cubic root of 2097109 is about 127.9991251568. Note that the first 3 decimals are identical.

The spelling of 2097109 in words is "two million, ninety-seven thousand, one hundred nine".