63825841 has 2 divisors, whose sum is σ = 63825842. Its totient is φ = 63825840.

The previous prime is 63825829. The next prime is 63825847. The reversal of 63825841 is 14852836.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50466816 + 13359025 = 7104^2 + 3655^2 .

It is a cyclic number.

It is not a de Polignac number, because 63825841 - 2⁹ = 63825329 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63825841.

It is not a weakly prime, because it can be changed into another prime (63825847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31912920 + 31912921.

It is an arithmetic number, because the mean of its divisors is an integer number (31912921).

Almost surely, 2^63825841 is an apocalyptic number.

It is an amenable number.

63825841 is a deficient number, since it is larger than the sum of its proper divisors (1).

63825841 is an equidigital number, since it uses as much as digits as its factorization.

63825841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 37.

The square root of 63825841 is about 7989.1076472908. The cubic root of 63825841 is about 399.6368391352.

The spelling of 63825841 in words is "sixty-three million, eight hundred twenty-five thousand, eight hundred forty-one".