2311440113 has 2 divisors, whose sum is σ = 2311440114. Its totient is φ = 2311440112.

The previous prime is 2311440107. The next prime is 2311440133. The reversal of 2311440113 is 3110441132.

2311440113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2311440133) can be obtained adding 2311440113 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1757873329 + 553566784 = 41927^2 + 23528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311440113 - 2⁴ = 2311440097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311440133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155720056 + 1155720057.

It is an arithmetic number, because the mean of its divisors is an integer number (1155720057).

Almost surely, 2^2311440113 is an apocalyptic number.

It is an amenable number.

2311440113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311440113 is an equidigital number, since it uses as much as digits as its factorization.

2311440113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2311440113 is about 48077.4387108964. The cubic root of 2311440113 is about 1322.1910567020.

Adding to 2311440113 its reverse (3110441132), we get a palindrome (5421881245).

The spelling of 2311440113 in words is "two billion, three hundred eleven million, four hundred forty thousand, one hundred thirteen".