1130530311 has 16 divisors (see below), whose sum is σ = 1773381600. Its totient is φ = 709352064.

The previous prime is 1130530307. The next prime is 1130530327. The reversal of 1130530311 is 1130350311.

1130530311 is a `hidden beast` number, since 1 + 130 + 530 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 1130530311 - 2² = 1130530307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130530711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1231056 + ... + 1231973.

It is an arithmetic number, because the mean of its divisors is an integer number (110836350).

Almost surely, 2^1130530311 is an apocalyptic number.

1130530311 is a deficient number, since it is larger than the sum of its proper divisors (642851289).

1130530311 is a wasteful number, since it uses less digits than its factorization.

1130530311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463055 (or 2463049 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 1130530311 is about 33623.3596031093. The cubic root of 1130530311 is about 1041.7433503383.

Adding to 1130530311 its reverse (1130350311), we get a palindrome (2260880622).

It can be divided in two parts, 11305 and 30311, that added together give a triangular number (41616 = T₂₈₈).

The spelling of 1130530311 in words is "one billion, one hundred thirty million, five hundred thirty thousand, three hundred eleven".