63530629 has 2 divisors, whose sum is σ = 63530630. Its totient is φ = 63530628.

The previous prime is 63530627. The next prime is 63530653. The reversal of 63530629 is 92603536.

63530629 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., 60372900 + 3157729 = 7770^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 63530629 - 2¹ = 63530627 is a prime.

It is a super-2 number, since 2×63530629² = 8072281642271282, which contains 22 as substring.

Together with 63530627, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 63530594 and 63530603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63530627) 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, 31765314 + 31765315.

It is an arithmetic number, because the mean of its divisors is an integer number (31765315).

Almost surely, 2^63530629 is an apocalyptic number.

It is an amenable number.

63530629 is a deficient number, since it is larger than the sum of its proper divisors (1).

63530629 is an equidigital number, since it uses as much as digits as its factorization.

63530629 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 63530629 is about 7970.6103279485. The cubic root of 63530629 is about 399.0197434551.

The spelling of 63530629 in words is "sixty-three million, five hundred thirty thousand, six hundred twenty-nine".