12321733 has 2 divisors, whose sum is σ = 12321734. Its totient is φ = 12321732.

The previous prime is 12321713. The next prime is 12321763. The reversal of 12321733 is 33712321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10381284 + 1940449 = 3222^2 + 1393^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12321733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160866 + 6160867.

It is an arithmetic number, because the mean of its divisors is an integer number (6160867).

Almost surely, 2^12321733 is an apocalyptic number.

It is an amenable number.

12321733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321733 is an equidigital number, since it uses as much as digits as its factorization.

12321733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 22.

The square root of 12321733 is about 3510.2326133748. The cubic root of 12321733 is about 230.9708989283.

The spelling of 12321733 in words is "twelve million, three hundred twenty-one thousand, seven hundred thirty-three".