2143341313 has 2 divisors, whose sum is σ = 2143341314. Its totient is φ = 2143341312.

The previous prime is 2143341307. The next prime is 2143341331. The reversal of 2143341313 is 3131433412.

Together with next prime (2143341331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1825681984 + 317659329 = 42728^2 + 17823^2 .

It is a cyclic number.

It is not a de Polignac number, because 2143341313 - 2²⁹ = 1606470401 is a prime.

It is not a weakly prime, because it can be changed into another prime (2143341413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071670656 + 1071670657.

It is an arithmetic number, because the mean of its divisors is an integer number (1071670657).

Almost surely, 2^2143341313 is an apocalyptic number.

It is an amenable number.

2143341313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143341313 is an equidigital number, since it uses as much as digits as its factorization.

2143341313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 2143341313 is about 46296.2343285067. The cubic root of 2143341313 is about 1289.3290810428.

Adding to 2143341313 its reverse (3131433412), we get a palindrome (5274774725).

The spelling of 2143341313 in words is "two billion, one hundred forty-three million, three hundred forty-one thousand, three hundred thirteen".