1117052928 has 168 divisors, whose sum is σ = 3279876600. Its totient is φ = 366280704.

The previous prime is 1117052899. The next prime is 1117052933. The reversal of 1117052928 is 8292507111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1117052892 and 1117052901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8036283 + ... + 8036421.

It is an arithmetic number, because the mean of its divisors is an integer number (19523075).

Almost surely, 2^1117052928 is an apocalyptic number.

1117052928 is a gapful number since it is divisible by the number (18) 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 1117052928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639938300).

1117052928 is an abundant number, since it is smaller than the sum of its proper divisors (2162823672).

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

1117052928 is a wasteful number, since it uses less digits than its factorization.

1117052928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 1117052928 is about 33422.3417491953. The cubic root of 1117052928 is about 1037.5871480093.

The spelling of 1117052928 in words is "one billion, one hundred seventeen million, fifty-two thousand, nine hundred twenty-eight".