108009199 has 4 divisors (see below), whose sum is σ = 109057936. Its totient is φ = 106960464.

The previous prime is 108009157. The next prime is 108009203. The reversal of 108009199 is 991900801.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108009199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108003199) 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, 524214 + ... + 524419.

It is an arithmetic number, because the mean of its divisors is an integer number (27264484).

Almost surely, 2^108009199 is an apocalyptic number.

108009199 is a deficient number, since it is larger than the sum of its proper divisors (1048737).

108009199 is a wasteful number, since it uses less digits than its factorization.

108009199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048736.

The product of its (nonzero) digits is 5832, while the sum is 37.

The square root of 108009199 is about 10392.7474230831. The cubic root of 108009199 is about 476.2338360420.

The spelling of 108009199 in words is "one hundred eight million, nine thousand, one hundred ninety-nine".