1109656435108 has 12 divisors (see below), whose sum is σ = 2091275589340. Its totient is φ = 512149123872.

The previous prime is 1109656435093. The next prime is 1109656435117. The reversal of 1109656435108 is 8015346569011.

It can be written as a sum of positive squares in 2 ways, for example, as 644693373184 + 464963061924 = 802928^2 + 681882^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10669773363 + ... + 10669773466.

Almost surely, 2^{1109656435108} is an apocalyptic number.

It is an amenable number.

1109656435108 is a deficient number, since it is larger than the sum of its proper divisors (981619154232).

1109656435108 is a wasteful number, since it uses less digits than its factorization.

1109656435108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21339546846 (or 21339546844 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 1109656435108 in words is "one trillion, one hundred nine billion, six hundred fifty-six million, four hundred thirty-five thousand, one hundred eight".