1130881530 has 32 divisors (see below), whose sum is σ = 2715568704. Its totient is φ = 301406976.

The previous prime is 1130881517. The next prime is 1130881559. The reversal of 1130881530 is 351880311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53442 + ... + 71538.

It is an arithmetic number, because the mean of its divisors is an integer number (84861522).

Almost surely, 2^1130881530 is an apocalyptic number.

1130881530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130881530 is an abundant number, since it is smaller than the sum of its proper divisors (1584687174).

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

1130881530 is a wasteful number, since it uses less digits than its factorization.

1130881530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20190.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 1130881530 is about 33628.5820396876. The cubic root of 1130881530 is about 1041.8512177618.

The spelling of 1130881530 in words is "one billion, one hundred thirty million, eight hundred eighty-one thousand, five hundred thirty".