1130530306 has 4 divisors (see below), whose sum is σ = 1695795462. Its totient is φ = 565265152.

The previous prime is 1130530253. The next prime is 1130530307. The reversal of 1130530306 is 6030350311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1066610281 + 63920025 = 32659^2 + 7995^2 .

It is not an unprimeable number, because it can be changed into a prime (1130530307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282632575 + ... + 282632578.

Almost surely, 2^1130530306 is an apocalyptic number.

1130530306 is a deficient number, since it is larger than the sum of its proper divisors (565265156).

1130530306 is an equidigital number, since it uses as much as digits as its factorization.

1130530306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565265155.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 1130530306 is about 33623.3595287562. The cubic root of 1130530306 is about 1041.7433488026.

Adding to 1130530306 its reverse (6030350311), we get a palindrome (7160880617).

The spelling of 1130530306 in words is "one billion, one hundred thirty million, five hundred thirty thousand, three hundred six".