201306063 has 12 divisors (see below), whose sum is σ = 312230040. Its totient is φ = 115031952.

The previous prime is 201306043. The next prime is 201306067. The reversal of 201306063 is 360603102.

It is not a de Polignac number, because 201306063 - 2⁶ = 201305999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201306067) 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, 684568 + ... + 684861.

It is an arithmetic number, because the mean of its divisors is an integer number (26019170).

Almost surely, 2^201306063 is an apocalyptic number.

201306063 is a deficient number, since it is larger than the sum of its proper divisors (110923977).

201306063 is a wasteful number, since it uses less digits than its factorization.

201306063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369446 (or 1369439 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 201306063 is about 14188.2367826309. The cubic root of 201306063 is about 586.0737704501.

Adding to 201306063 its reverse (360603102), we get a palindrome (561909165).

The spelling of 201306063 in words is "two hundred one million, three hundred six thousand, sixty-three".