63530149 has 2 divisors, whose sum is σ = 63530150. Its totient is φ = 63530148.

The previous prime is 63530123. The next prime is 63530177. The reversal of 63530149 is 94103536.

63530149 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., 62125924 + 1404225 = 7882^2 + 1185^2 .

It is a cyclic number.

It is not a de Polignac number, because 63530149 - 2¹⁵ = 63497381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63530149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63530179) 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, 31765074 + 31765075.

It is an arithmetic number, because the mean of its divisors is an integer number (31765075).

Almost surely, 2^63530149 is an apocalyptic number.

It is an amenable number.

63530149 is a deficient number, since it is larger than the sum of its proper divisors (1).

63530149 is an equidigital number, since it uses as much as digits as its factorization.

63530149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 63530149 is about 7970.5802172740. The cubic root of 63530149 is about 399.0187385332.

The spelling of 63530149 in words is "sixty-three million, five hundred thirty thousand, one hundred forty-nine".