63506329 has 2 divisors, whose sum is σ = 63506330. Its totient is φ = 63506328.

The previous prime is 63506323. The next prime is 63506357. The reversal of 63506329 is 92360536.

63506329 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., 51151104 + 12355225 = 7152^2 + 3515^2 .

It is a cyclic number.

It is not a de Polignac number, because 63506329 - 2⁹ = 63505817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63506294 and 63506303.

It is not a weakly prime, because it can be changed into another prime (63506323) 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, 31753164 + 31753165.

It is an arithmetic number, because the mean of its divisors is an integer number (31753165).

Almost surely, 2^63506329 is an apocalyptic number.

It is an amenable number.

63506329 is a deficient number, since it is larger than the sum of its proper divisors (1).

63506329 is an equidigital number, since it uses as much as digits as its factorization.

63506329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 63506329 is about 7969.0858321391. The cubic root of 63506329 is about 398.9688629249.

The spelling of 63506329 in words is "sixty-three million, five hundred six thousand, three hundred twenty-nine".