12421063 has 6 divisors (see below), whose sum is σ = 12613776. Its totient is φ = 12231252.

The previous prime is 12421061. The next prime is 12421099. The reversal of 12421063 is 36012421.

It is not a de Polignac number, because 12421063 - 2¹ = 12421061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12421063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12421061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3106 + ... + 5872.

It is an arithmetic number, because the mean of its divisors is an integer number (2102296).

Almost surely, 2^12421063 is an apocalyptic number.

12421063 is a deficient number, since it is larger than the sum of its proper divisors (192713).

12421063 is an frugal number, since it uses more digits than its factorization.

12421063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901 (or 2834 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 12421063 is about 3524.3528483964. The cubic root of 12421063 is about 231.5898855905.

Adding to 12421063 its reverse (36012421), we get a palindrome (48433484).

The spelling of 12421063 in words is "twelve million, four hundred twenty-one thousand, sixty-three".