108096809 has 2 divisors, whose sum is σ = 108096810. Its totient is φ = 108096808.

The previous prime is 108096767. The next prime is 108096827. The reversal of 108096809 is 908690801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104755225 + 3341584 = 10235^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 108096809 - 2¹² = 108092713 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108096889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54048404 + 54048405.

It is an arithmetic number, because the mean of its divisors is an integer number (54048405).

Almost surely, 2^108096809 is an apocalyptic number.

It is an amenable number.

108096809 is a deficient number, since it is larger than the sum of its proper divisors (1).

108096809 is an equidigital number, since it uses as much as digits as its factorization.

108096809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 108096809 is about 10396.9615272925. The cubic root of 108096809 is about 476.3625644926.

The spelling of 108096809 in words is "one hundred eight million, ninety-six thousand, eight hundred nine".