1118108699905 has 16 divisors (see below), whose sum is σ = 1406075448960. Its totient is φ = 851924115328.

The previous prime is 1118108699863. The next prime is 1118108699923. The reversal of 1118108699905 is 5099968018111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118108699905 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1118108699905.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20837335 + ... + 20890924.

It is an arithmetic number, because the mean of its divisors is an integer number (87879715560).

Almost surely, 2^{1118108699905} is an apocalyptic number.

It is an amenable number.

1118108699905 is a deficient number, since it is larger than the sum of its proper divisors (287966749055).

1118108699905 is a wasteful number, since it uses less digits than its factorization.

1118108699905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41728520.

The product of its (nonzero) digits is 1399680, while the sum is 58.

The spelling of 1118108699905 in words is "one trillion, one hundred eighteen billion, one hundred eight million, six hundred ninety-nine thousand, nine hundred five".