12230453 has 4 divisors (see below), whose sum is σ = 12242700. Its totient is φ = 12218208.

The previous prime is 12230441. The next prime is 12230459. The reversal of 12230453 is 35403221.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3598609 + 8631844 = 1897^2 + 2938^2 .

It is a cyclic number.

It is not a de Polignac number, because 12230453 - 2¹⁰ = 12229429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230459) 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, 4478 + ... + 6671.

It is an arithmetic number, because the mean of its divisors is an integer number (3060675).

Almost surely, 2^12230453 is an apocalyptic number.

It is an amenable number.

12230453 is a deficient number, since it is larger than the sum of its proper divisors (12247).

12230453 is a wasteful number, since it uses less digits than its factorization.

12230453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12246.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 12230453 is about 3497.2064565879. The cubic root of 12230453 is about 230.3991368140.

Adding to 12230453 its reverse (35403221), we get a palindrome (47633674).

The spelling of 12230453 in words is "twelve million, two hundred thirty thousand, four hundred fifty-three".