108601009 has 12 divisors (see below), whose sum is σ = 124564608. Its totient is φ = 94433240.

The previous prime is 108601001. The next prime is 108601039. The reversal of 108601009 is 900106801.

It is not a de Polignac number, because 108601009 - 2³ = 108601001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108601001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16729 + ... + 22294.

It is an arithmetic number, because the mean of its divisors is an integer number (10380384).

Almost surely, 2^108601009 is an apocalyptic number.

It is an amenable number.

108601009 is a deficient number, since it is larger than the sum of its proper divisors (15963599).

108601009 is a wasteful number, since it uses less digits than its factorization.

108601009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39068 (or 39057 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 108601009 is about 10421.1807872237. The cubic root of 108601009 is about 477.1020545292.

The spelling of 108601009 in words is "one hundred eight million, six hundred one thousand, nine".