63065261 has 8 divisors (see below), whose sum is σ = 72234624. Its totient is φ = 53935920.

The previous prime is 63065251. The next prime is 63065263. The reversal of 63065261 is 16256036.

63065261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63065261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63065263) 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 7 ways as a sum of consecutive naturals, for example, 6545 + ... + 12998.

It is an arithmetic number, because the mean of its divisors is an integer number (9029328).

Almost surely, 2^63065261 is an apocalyptic number.

It is an amenable number.

63065261 is a deficient number, since it is larger than the sum of its proper divisors (9169363).

63065261 is a wasteful number, since it uses less digits than its factorization.

63065261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20011.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 63065261 is about 7941.3639256742. The cubic root of 63065261 is about 398.0430687465.

The spelling of 63065261 in words is "sixty-three million, sixty-five thousand, two hundred sixty-one".