8097109 has 4 divisors (see below), whose sum is σ = 8112204. Its totient is φ = 8082016.

The previous prime is 8097091. The next prime is 8097137. The reversal of 8097109 is 9017908.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1258884 + 6838225 = 1122^2 + 2615^2 .

It is a cyclic number.

It is not a de Polignac number, because 8097109 - 2⁵ = 8097077 is a prime.

It is a Duffinian number.

8097109 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8092109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6712 + ... + 7825.

It is an arithmetic number, because the mean of its divisors is an integer number (2028051).

Almost surely, 2^8097109 is an apocalyptic number.

It is an amenable number.

8097109 is a deficient number, since it is larger than the sum of its proper divisors (15095).

8097109 is a wasteful number, since it uses less digits than its factorization.

8097109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15094.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 8097109 is about 2845.5419518960. The cubic root of 8097109 is about 200.8059892104.

The spelling of 8097109 in words is "eight million, ninety-seven thousand, one hundred nine".