1130465556 has 72 divisors (see below), whose sum is σ = 3126561984. Its totient is φ = 341552640.

The previous prime is 1130465521. The next prime is 1130465569. The reversal of 1130465556 is 6555640311.

1130465556 is a `hidden beast` number, since 11 + 30 + 4 + 65 + 556 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1130465556.

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 23 ways as a sum of consecutive naturals, for example, 135745 + ... + 143831.

It is an arithmetic number, because the mean of its divisors is an integer number (43424472).

Almost surely, 2^1130465556 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 1130465556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1563280992).

1130465556 is an abundant number, since it is smaller than the sum of its proper divisors (1996096428).

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

1130465556 is a wasteful number, since it uses less digits than its factorization.

1130465556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8461 (or 8456 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 1130465556 is about 33622.3966427142. The cubic root of 1130465556 is about 1041.7234601511.

The spelling of 1130465556 in words is "one billion, one hundred thirty million, four hundred sixty-five thousand, five hundred fifty-six".