12127463 has 4 divisors (see below), whose sum is σ = 12654768. Its totient is φ = 11600160.

The previous prime is 12127459. The next prime is 12127483. The reversal of 12127463 is 36472121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12127463 - 2² = 12127459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12127403) 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 3 ways as a sum of consecutive naturals, for example, 263618 + ... + 263663.

It is an arithmetic number, because the mean of its divisors is an integer number (3163692).

Almost surely, 2^12127463 is an apocalyptic number.

12127463 is a deficient number, since it is larger than the sum of its proper divisors (527305).

12127463 is an equidigital number, since it uses as much as digits as its factorization.

12127463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527304.

The product of its digits is 2016, while the sum is 26.

The square root of 12127463 is about 3482.4507175264. The cubic root of 12127463 is about 229.7505992249.

Adding to 12127463 its reverse (36472121), we get a palindrome (48599584).

The spelling of 12127463 in words is "twelve million, one hundred twenty-seven thousand, four hundred sixty-three".