2311330249 has 2 divisors, whose sum is σ = 2311330250. Its totient is φ = 2311330248.

The previous prime is 2311330243. The next prime is 2311330313. The reversal of 2311330249 is 9420331132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2032206400 + 279123849 = 45080^2 + 16707^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311330249 - 2⁷ = 2311330121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311330243) 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, 1155665124 + 1155665125.

It is an arithmetic number, because the mean of its divisors is an integer number (1155665125).

Almost surely, 2^2311330249 is an apocalyptic number.

It is an amenable number.

2311330249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311330249 is an equidigital number, since it uses as much as digits as its factorization.

2311330249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2311330249 is about 48076.2961239736. The cubic root of 2311330249 is about 1322.1701082178.

The spelling of 2311330249 in words is "two billion, three hundred eleven million, three hundred thirty thousand, two hundred forty-nine".