2311013 has 2 divisors, whose sum is σ = 2311014. Its totient is φ = 2311012.

The previous prime is 2311009. The next prime is 2311021. The reversal of 2311013 is 3101132.

2311013 is nontrivially palindromic in base 11.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1643524 + 667489 = 1282^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311013 - 2² = 2311009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2310985 and 2311003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155506 + 1155507.

It is an arithmetic number, because the mean of its divisors is an integer number (1155507).

2^2311013 is an apocalyptic number.

It is an amenable number.

2311013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311013 is an equidigital number, since it uses as much as digits as its factorization.

2311013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2311013 is about 1520.2016313634. The cubic root of 2311013 is about 132.2109612559.

Adding to 2311013 its reverse (3101132), we get a palindrome (5412145).

The spelling of 2311013 in words is "two million, three hundred eleven thousand, thirteen".