1344322513 has 2 divisors, whose sum is σ = 1344322514. Its totient is φ = 1344322512.

The previous prime is 1344322489. The next prime is 1344322519. The reversal of 1344322513 is 3152234431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 917362944 + 426959569 = 30288^2 + 20663^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344322513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1344322519) 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, 672161256 + 672161257.

It is an arithmetic number, because the mean of its divisors is an integer number (672161257).

Almost surely, 2^1344322513 is an apocalyptic number.

It is an amenable number.

1344322513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344322513 is an equidigital number, since it uses as much as digits as its factorization.

1344322513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 1344322513 is about 36665.0039274510. The cubic root of 1344322513 is about 1103.6579362022.

Adding to 1344322513 its reverse (3152234431), we get a palindrome (4496556944).

The spelling of 1344322513 in words is "one billion, three hundred forty-four million, three hundred twenty-two thousand, five hundred thirteen".