1101863668 has 24 divisors (see below), whose sum is σ = 2017471680. Its totient is φ = 525571200.

The previous prime is 1101863657. The next prime is 1101863681. The reversal of 1101863668 is 8663681011.

It is a self number, because there is not a number n which added to its sum of digits gives 1101863668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19068 + ... + 50668.

It is an arithmetic number, because the mean of its divisors is an integer number (84061320).

Almost surely, 2^1101863668 is an apocalyptic number.

It is an amenable number.

1101863668 is a deficient number, since it is larger than the sum of its proper divisors (915608012).

1101863668 is a wasteful number, since it uses less digits than its factorization.

1101863668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32007 (or 32005 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 1101863668 is about 33194.3318655460. The cubic root of 1101863668 is about 1032.8627645358.

The spelling of 1101863668 in words is "one billion, one hundred one million, eight hundred sixty-three thousand, six hundred sixty-eight".