1117973760 has 144 divisors (see below), whose sum is σ = 3604634880. Its totient is φ = 295280640.

The previous prime is 1117973741. The next prime is 1117973777. The reversal of 1117973760 is 673797111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417225 + ... + 419895.

Almost surely, 2^1117973760 is an apocalyptic number.

1117973760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117973760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1802317440).

1117973760 is an abundant number, since it is smaller than the sum of its proper divisors (2486661120).

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

1117973760 is a wasteful number, since it uses less digits than its factorization.

1117973760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804 (or 2790 counting only the distinct ones).

The product of its (nonzero) digits is 55566, while the sum is 42.

The square root of 1117973760 is about 33436.1146068140. The cubic root of 1117973760 is about 1037.8721780820.

The spelling of 1117973760 in words is "one billion, one hundred seventeen million, nine hundred seventy-three thousand, seven hundred sixty".