1093687056 has 480 divisors, whose sum is σ = 4090016000. Its totient is φ = 279417600.

The previous prime is 1093687031. The next prime is 1093687073. The reversal of 1093687056 is 6507863901.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17929266 + ... + 17929326.

Almost surely, 2^1093687056 is an apocalyptic number.

1093687056 is a gapful number since it is divisible by the number (16) 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 1093687056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2045008000).

1093687056 is an abundant number, since it is smaller than the sum of its proper divisors (2996328944).

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

1093687056 is a wasteful number, since it uses less digits than its factorization.

1093687056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 1093687056 is about 33070.9397507842. The cubic root of 1093687056 is about 1030.3015599877.

The spelling of 1093687056 in words is "one billion, ninety-three million, six hundred eighty-seven thousand, fifty-six".