12321433 has 8 divisors (see below), whose sum is σ = 12902400. Its totient is φ = 11750928.

The previous prime is 12321431. The next prime is 12321437. The reversal of 12321433 is 33412321.

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 12321433 - 2¹ = 12321431 is a prime.

It is a super-2 number, since 2×12321433² = 303635422346978, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12321433.

It is not an unprimeable number, because it can be changed into a prime (12321431) 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, 153 + ... + 4966.

It is an arithmetic number, because the mean of its divisors is an integer number (1612800).

Almost surely, 2^12321433 is an apocalyptic number.

It is an amenable number.

12321433 is a deficient number, since it is larger than the sum of its proper divisors (580967).

12321433 is an equidigital number, since it uses as much as digits as its factorization.

12321433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231.

The product of its digits is 432, while the sum is 19.

The square root of 12321433 is about 3510.1898809039. The cubic root of 12321433 is about 230.9690244130.

Adding to 12321433 its reverse (33412321), we get a palindrome (45733754).

The spelling of 12321433 in words is "twelve million, three hundred twenty-one thousand, four hundred thirty-three".