12321334453 has 8 divisors (see below), whose sum is σ = 12977829920. Its totient is φ = 11665639440.

The previous prime is 12321334427. The next prime is 12321334457. The reversal of 12321334453 is 35443312321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12321334453 - 2¹⁷ = 12321203381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321334457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168378 + ... + 230203.

It is an arithmetic number, because the mean of its divisors is an integer number (1622228740).

Almost surely, 2^12321334453 is an apocalyptic number.

It is an amenable number.

12321334453 is a deficient number, since it is larger than the sum of its proper divisors (656495467).

12321334453 is a wasteful number, since it uses less digits than its factorization.

12321334453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400227.

The product of its digits is 25920, while the sum is 31.

Adding to 12321334453 its reverse (35443312321), we get a palindrome (47764646774).

The spelling of 12321334453 in words is "twelve billion, three hundred twenty-one million, three hundred thirty-four thousand, four hundred fifty-three".