2668313 has 2 divisors, whose sum is σ = 2668314. Its totient is φ = 2668312.

The previous prime is 2668307. The next prime is 2668333. The reversal of 2668313 is 3138662.

2668313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1570009 + 1098304 = 1253^2 + 1048^2 .

It is a cyclic number.

It is not a de Polignac number, because 2668313 - 2⁴ = 2668297 is a prime.

It is not a weakly prime, because it can be changed into another prime (2668333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334156 + 1334157.

It is an arithmetic number, because the mean of its divisors is an integer number (1334157).

2^2668313 is an apocalyptic number.

It is an amenable number.

2668313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668313 is an equidigital number, since it uses as much as digits as its factorization.

2668313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 2668313 is about 1633.4971686538. The cubic root of 2668313 is about 138.7007865938.

The spelling of 2668313 in words is "two million, six hundred sixty-eight thousand, three hundred thirteen".