1117028352 has 128 divisors (see below), whose sum is σ = 3252633120. Its totient is φ = 338165760.

The previous prime is 1117028347. The next prime is 1117028383. The reversal of 1117028352 is 2538207111.

It is a tau number, because it is divible by the number of its divisors (128).

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, 1080828 + ... + 1081860.

Almost surely, 2^1117028352 is an apocalyptic number.

1117028352 is a gapful number since it is divisible by the number (12) 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 1117028352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626316560).

1117028352 is an abundant number, since it is smaller than the sum of its proper divisors (2135604768).

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

1117028352 is an equidigital number, since it uses as much as digits as its factorization.

1117028352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 1117028352 is about 33421.9740889134. The cubic root of 1117028352 is about 1037.5795387223.

The spelling of 1117028352 in words is "one billion, one hundred seventeen million, twenty-eight thousand, three hundred fifty-two".