63448757 has 2 divisors, whose sum is σ = 63448758. Its totient is φ = 63448756.

The previous prime is 63448741. The next prime is 63448783. The reversal of 63448757 is 75784436.

63448757 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., 57168721 + 6280036 = 7561^2 + 2506^2 .

It is a cyclic number.

It is not a de Polignac number, because 63448757 - 2⁴ = 63448741 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63448717) 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, 31724378 + 31724379.

It is an arithmetic number, because the mean of its divisors is an integer number (31724379).

Almost surely, 2^63448757 is an apocalyptic number.

It is an amenable number.

63448757 is a deficient number, since it is larger than the sum of its proper divisors (1).

63448757 is an equidigital number, since it uses as much as digits as its factorization.

63448757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 63448757 is about 7965.4728045484. The cubic root of 63448757 is about 398.8482640268.

The spelling of 63448757 in words is "sixty-three million, four hundred forty-eight thousand, seven hundred fifty-seven".