1108975117 has 4 divisors (see below), whose sum is σ = 1134765280. Its totient is φ = 1083184956.

The previous prime is 1108975111. The next prime is 1108975139. The reversal of 1108975117 is 7115798011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1108975117 - 2¹⁹ = 1108450829 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1108975117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108975111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12895017 + ... + 12895102.

It is an arithmetic number, because the mean of its divisors is an integer number (283691320).

Almost surely, 2^1108975117 is an apocalyptic number.

It is an amenable number.

1108975117 is a deficient number, since it is larger than the sum of its proper divisors (25790163).

1108975117 is an equidigital number, since it uses as much as digits as its factorization.

1108975117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25790162.

The product of its (nonzero) digits is 17640, while the sum is 40.

The square root of 1108975117 is about 33301.2780085089. The cubic root of 1108975117 is about 1035.0800398633.

The spelling of 1108975117 in words is "one billion, one hundred eight million, nine hundred seventy-five thousand, one hundred seventeen".