63524641 has 2 divisors, whose sum is σ = 63524642. Its totient is φ = 63524640.

The previous prime is 63524639. The next prime is 63524647. The reversal of 63524641 is 14642536.

63524641 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., 61779600 + 1745041 = 7860^2 + 1321^2 .

It is a cyclic number.

It is not a de Polignac number, because 63524641 - 2¹ = 63524639 is a prime.

Together with 63524639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (63524647) 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, 31762320 + 31762321.

It is an arithmetic number, because the mean of its divisors is an integer number (31762321).

Almost surely, 2^63524641 is an apocalyptic number.

It is an amenable number.

63524641 is a deficient number, since it is larger than the sum of its proper divisors (1).

63524641 is an equidigital number, since it uses as much as digits as its factorization.

63524641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 63524641 is about 7970.2346891418. The cubic root of 63524641 is about 399.0072066922.

The spelling of 63524641 in words is "sixty-three million, five hundred twenty-four thousand, six hundred forty-one".