4423312513 has 2 divisors, whose sum is σ = 4423312514. Its totient is φ = 4423312512.

The previous prime is 4423312471. The next prime is 4423312559. The reversal of 4423312513 is 3152133244.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3940323984 + 482988529 = 62772^2 + 21977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4423312513 is a prime.

It is not a weakly prime, because it can be changed into another prime (4423312573) 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, 2211656256 + 2211656257.

It is an arithmetic number, because the mean of its divisors is an integer number (2211656257).

Almost surely, 2^4423312513 is an apocalyptic number.

It is an amenable number.

4423312513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423312513 is an equidigital number, since it uses as much as digits as its factorization.

4423312513 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 4423312513 is about 66507.9883397476. The cubic root of 4423312513 is about 1641.5314508139.

Adding to 4423312513 its reverse (3152133244), we get a palindrome (7575445757).

It can be divided in two parts, 4423312 and 513, that added together give a triangular number (4423825 = T₂₉₇₄).

The spelling of 4423312513 in words is "four billion, four hundred twenty-three million, three hundred twelve thousand, five hundred thirteen".