201063663 has 12 divisors (see below), whose sum is σ = 290705688. Its totient is φ = 133913040.

The previous prime is 201063659. The next prime is 201063671. The reversal of 201063663 is 366360102.

201063663 is a `hidden beast` number, since 20 + 1 + 0 + 636 + 6 + 3 = 666.

It is not a de Polignac number, because 201063663 - 2² = 201063659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201063623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420 + ... + 20057.

It is an arithmetic number, because the mean of its divisors is an integer number (24225474).

Almost surely, 2^201063663 is an apocalyptic number.

201063663 is a deficient number, since it is larger than the sum of its proper divisors (89642025).

201063663 is a wasteful number, since it uses less digits than its factorization.

201063663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21574 (or 21571 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 201063663 is about 14179.6919219001. The cubic root of 201063663 is about 585.8384383400.

The spelling of 201063663 in words is "two hundred one million, sixty-three thousand, six hundred sixty-three".