109000208 has 10 divisors (see below), whose sum is σ = 211187934. Its totient is φ = 54500096.

The previous prime is 109000189. The next prime is 109000231. The reversal of 109000208 is 802000901.

It can be written as a sum of positive squares in only one way, i.e., 92775424 + 16224784 = 9632^2 + 4028^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 109000208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3406241 + ... + 3406272.

Almost surely, 2^109000208 is an apocalyptic number.

It is an amenable number.

109000208 is a deficient number, since it is larger than the sum of its proper divisors (102187726).

109000208 is an equidigital number, since it uses as much as digits as its factorization.

109000208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812521 (or 6812515 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 109000208 is about 10440.3164702992. The cubic root of 109000208 is about 477.6859219523.

The spelling of 109000208 in words is "one hundred nine million, two hundred eight", and thus it is an aban number.