1130275328 has 160 divisors (see below), whose sum is σ = 2945061504. Its totient is φ = 420544512.

The previous prime is 1130275219. The next prime is 1130275337. The reversal of 1130275328 is 8235720311.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1130275294 and 1130275303.

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, 791351 + ... + 792777.

Almost surely, 2^1130275328 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 1130275328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1472530752).

1130275328 is an abundant number, since it is smaller than the sum of its proper divisors (1814786176).

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

1130275328 is a wasteful number, since it uses less digits than its factorization.

1130275328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1130275328 is about 33619.5676355304. The cubic root of 1130275328 is about 1041.6650252035.

Adding to 1130275328 its reverse (8235720311), we get a palindrome (9365995639).

The spelling of 1130275328 in words is "one billion, one hundred thirty million, two hundred seventy-five thousand, three hundred twenty-eight".