1090113668 has 12 divisors (see below), whose sum is σ = 2180227392. Its totient is φ = 467191560.

The previous prime is 1090113659. The next prime is 1090113671. The reversal of 1090113668 is 8663110901.

1090113668 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19466288 + ... + 19466343.

It is an arithmetic number, because the mean of its divisors is an integer number (181685616).

Almost surely, 2^1090113668 is an apocalyptic number.

It is an amenable number.

1090113668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1090113668 is a wasteful number, since it uses less digits than its factorization.

1090113668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38932642 (or 38932640 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 1090113668 is about 33016.8694457848. The cubic root of 1090113668 is about 1029.1782392014.

The spelling of 1090113668 in words is "one billion, ninety million, one hundred thirteen thousand, six hundred sixty-eight".