108888945 has 32 divisors (see below), whose sum is σ = 192374784. Its totient is φ = 52152000.

The previous prime is 108888931. The next prime is 108888959. The reversal of 108888945 is 549888801.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (108888931) and next prime (108888959).

It is not a de Polignac number, because 108888945 - 2¹⁰ = 108887921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9720 + ... + 17670.

It is an arithmetic number, because the mean of its divisors is an integer number (6011712).

Almost surely, 2^108888945 is an apocalyptic number.

108888945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108888945 is a deficient number, since it is larger than the sum of its proper divisors (83485839).

108888945 is a wasteful number, since it uses less digits than its factorization.

108888945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053.

The product of its (nonzero) digits is 737280, while the sum is 51.

The square root of 108888945 is about 10434.9865836042. The cubic root of 108888945 is about 477.5233324673.

The spelling of 108888945 in words is "one hundred eight million, eight hundred eighty-eight thousand, nine hundred forty-five".