63525959 has 16 divisors (see below), whose sum is σ = 74898432. Its totient is φ = 52754208.

The previous prime is 63525947. The next prime is 63525967. The reversal of 63525959 is 95952536.

63525959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63525959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63525659) 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 in 15 ways as a sum of consecutive naturals, for example, 29762 + ... + 31824.

It is an arithmetic number, because the mean of its divisors is an integer number (4681152).

Almost surely, 2^63525959 is an apocalyptic number.

63525959 is a deficient number, since it is larger than the sum of its proper divisors (11372473).

63525959 is a wasteful number, since it uses less digits than its factorization.

63525959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206.

The product of its digits is 364500, while the sum is 44.

The square root of 63525959 is about 7970.3173713473. The cubic root of 63525959 is about 399.0099661876.

The spelling of 63525959 in words is "sixty-three million, five hundred twenty-five thousand, nine hundred fifty-nine".