63448529 has 2 divisors, whose sum is σ = 63448530. Its totient is φ = 63448528.

The previous prime is 63448523. The next prime is 63448577. The reversal of 63448529 is 92584436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52591504 + 10857025 = 7252^2 + 3295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63448529 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63448523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31724264 + 31724265.

It is an arithmetic number, because the mean of its divisors is an integer number (31724265).

Almost surely, 2^63448529 is an apocalyptic number.

It is an amenable number.

63448529 is a deficient number, since it is larger than the sum of its proper divisors (1).

63448529 is an equidigital number, since it uses as much as digits as its factorization.

63448529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 41.

The square root of 63448529 is about 7965.4584927674. The cubic root of 63448529 is about 398.8477862790.

The spelling of 63448529 in words is "sixty-three million, four hundred forty-eight thousand, five hundred twenty-nine".