12306063 has 48 divisors (see below), whose sum is σ = 21450240. Its totient is φ = 6135360.

The previous prime is 12306061. The next prime is 12306137. The reversal of 12306063 is 36060321.

12306063 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 3508²-1.

It is not a de Polignac number, because 12306063 - 2¹ = 12306061 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 (12306061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73606 + ... + 73772.

It is an arithmetic number, because the mean of its divisors is an integer number (446880).

Almost surely, 2^12306063 is an apocalyptic number.

12306063 is a deficient number, since it is larger than the sum of its proper divisors (9144177).

12306063 is a wasteful number, since it uses less digits than its factorization.

12306063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 217 counting only the distinct ones).

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

The square root of 12306063 is about 3507.9998574686. Note that the first 3 decimals coincide. The cubic root of 12306063 is about 230.8729460039.

Adding to 12306063 its reverse (36060321), we get a palindrome (48366384).

The spelling of 12306063 in words is "twelve million, three hundred six thousand, sixty-three".