2311530113 has 2 divisors, whose sum is σ = 2311530114. Its totient is φ = 2311530112.

The previous prime is 2311530043. The next prime is 2311530121. The reversal of 2311530113 is 3110351132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2232373504 + 79156609 = 47248^2 + 8897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311530113 - 2¹⁰ = 2311529089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311530413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155765056 + 1155765057.

It is an arithmetic number, because the mean of its divisors is an integer number (1155765057).

Almost surely, 2^2311530113 is an apocalyptic number.

It is an amenable number.

2311530113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311530113 is an equidigital number, since it uses as much as digits as its factorization.

2311530113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 2311530113 is about 48078.3746917468. The cubic root of 2311530113 is about 1322.2082170933.

Adding to 2311530113 its reverse (3110351132), we get a palindrome (5421881245).

The spelling of 2311530113 in words is "two billion, three hundred eleven million, five hundred thirty thousand, one hundred thirteen".