1108327005891 has 96 divisors (see below), whose sum is σ = 1942183526400. Its totient is φ = 595566328320.

The previous prime is 1108327005883. The next prime is 1108327005923. The reversal of 1108327005891 is 1985007238011.

It is not a de Polignac number, because 1108327005891 - 2³ = 1108327005883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1108327003891) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58449670 + ... + 58468628.

It is an arithmetic number, because the mean of its divisors is an integer number (20231078400).

Almost surely, 2^{1108327005891} is an apocalyptic number.

1108327005891 is a deficient number, since it is larger than the sum of its proper divisors (833856520509).

1108327005891 is a wasteful number, since it uses less digits than its factorization.

1108327005891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19849 (or 19846 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The spelling of 1108327005891 in words is "one trillion, one hundred eight billion, three hundred twenty-seven million, five thousand, eight hundred ninety-one".