1117653984 has 192 divisors, whose sum is σ = 3527193600. Its totient is φ = 342964224.

The previous prime is 1117653961. The next prime is 1117653991. The reversal of 1117653984 is 4893567111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 689527 + ... + 691145.

It is an arithmetic number, because the mean of its divisors is an integer number (18370800).

Almost surely, 2^1117653984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117653984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1763596800).

1117653984 is an abundant number, since it is smaller than the sum of its proper divisors (2409539616).

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

1117653984 is a wasteful number, since it uses less digits than its factorization.

1117653984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702 (or 1688 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 1117653984 is about 33431.3323695003. The cubic root of 1117653984 is about 1037.7732138445.

The spelling of 1117653984 in words is "one billion, one hundred seventeen million, six hundred fifty-three thousand, nine hundred eighty-four".