12270463 has 4 divisors (see below), whose sum is σ = 12295080. Its totient is φ = 12245848.

The previous prime is 12270443. The next prime is 12270473. The reversal of 12270463 is 36407221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12270463 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 (12270443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11545 + ... + 12562.

It is an arithmetic number, because the mean of its divisors is an integer number (3073770).

Almost surely, 2^12270463 is an apocalyptic number.

12270463 is a deficient number, since it is larger than the sum of its proper divisors (24617).

12270463 is an equidigital number, since it uses as much as digits as its factorization.

12270463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24616.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 12270463 is about 3502.9220659330. The cubic root of 12270463 is about 230.6501015072.

Adding to 12270463 its reverse (36407221), we get a palindrome (48677684).

The spelling of 12270463 in words is "twelve million, two hundred seventy thousand, four hundred sixty-three".