108999027 has 10 divisors (see below), whose sum is σ = 162825828. Its totient is φ = 72665964.

The previous prime is 108998999. The next prime is 108999041. The reversal of 108999027 is 720999801.

It is not a de Polignac number, because 108999027 - 2⁶ = 108998963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108999127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 672753 + ... + 672914.

Almost surely, 2^108999027 is an apocalyptic number.

108999027 is a deficient number, since it is larger than the sum of its proper divisors (53826801).

108999027 is an equidigital number, since it uses as much as digits as its factorization.

108999027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345679 (or 1345670 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 108999027 is about 10440.2599105578. The cubic root of 108999027 is about 477.6841967289.

The spelling of 108999027 in words is "one hundred eight million, nine hundred ninety-nine thousand, twenty-seven".