1108881251948 has 12 divisors (see below), whose sum is σ = 1960547781192. Its totient is φ = 548724743040.

The previous prime is 1108881251923. The next prime is 1108881251957. The reversal of 1108881251948 is 8491521888011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1108881251893 and 1108881251902.

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, 1428970298 + ... + 1428971073.

It is an arithmetic number, because the mean of its divisors is an integer number (163378981766).

Almost surely, 2^{1108881251948} is an apocalyptic number.

It is an amenable number.

1108881251948 is a deficient number, since it is larger than the sum of its proper divisors (851666529244).

1108881251948 is a wasteful number, since it uses less digits than its factorization.

1108881251948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857941472 (or 2857941470 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 56.

The spelling of 1108881251948 in words is "one trillion, one hundred eight billion, eight hundred eighty-one million, two hundred fifty-one thousand, nine hundred forty-eight".