63244513 has 2 divisors, whose sum is σ = 63244514. Its totient is φ = 63244512.

The previous prime is 63244487. The next prime is 63244553. The reversal of 63244513 is 31544236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58262689 + 4981824 = 7633^2 + 2232^2 .

It is a cyclic number.

It is not a de Polignac number, because 63244513 - 2⁵ = 63244481 is a prime.

It is not a weakly prime, because it can be changed into another prime (63244553) 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, 31622256 + 31622257.

It is an arithmetic number, because the mean of its divisors is an integer number (31622257).

Almost surely, 2^63244513 is an apocalyptic number.

It is an amenable number.

63244513 is a deficient number, since it is larger than the sum of its proper divisors (1).

63244513 is an equidigital number, since it uses as much as digits as its factorization.

63244513 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 63244513 is about 7952.6418880772. The cubic root of 63244513 is about 398.4198346637.

Adding to 63244513 its reverse (31544236), we get a palindrome (94788749).

The spelling of 63244513 in words is "sixty-three million, two hundred forty-four thousand, five hundred thirteen".