12408533 has 2 divisors, whose sum is σ = 12408534. Its totient is φ = 12408532.

The previous prime is 12408511. The next prime is 12408547. The reversal of 12408533 is 33580421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9229444 + 3179089 = 3038^2 + 1783^2 .

It is a cyclic number.

It is not a de Polignac number, because 12408533 - 2¹⁰ = 12407509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12408563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6204266 + 6204267.

It is an arithmetic number, because the mean of its divisors is an integer number (6204267).

Almost surely, 2^12408533 is an apocalyptic number.

It is an amenable number.

12408533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12408533 is an equidigital number, since it uses as much as digits as its factorization.

12408533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 12408533 is about 3522.5747685464. The cubic root of 12408533 is about 231.5119857207.

Adding to 12408533 its reverse (33580421), we get a palindrome (45988954).

The spelling of 12408533 in words is "twelve million, four hundred eight thousand, five hundred thirty-three".