12340533 has 8 divisors (see below), whose sum is σ = 16614208. Its totient is φ = 8146944.

The previous prime is 12340513. The next prime is 12340541. The reversal of 12340533 is 33504321.

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

It is not a de Polignac number, because 12340533 - 2⁶ = 12340469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12340513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19660 + ... + 20277.

It is an arithmetic number, because the mean of its divisors is an integer number (2076776).

Almost surely, 2^12340533 is an apocalyptic number.

It is an amenable number.

12340533 is a deficient number, since it is larger than the sum of its proper divisors (4273675).

12340533 is a wasteful number, since it uses less digits than its factorization.

12340533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40043.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 12340533 is about 3512.9094779114. The cubic root of 12340533 is about 231.0883079096.

Adding to 12340533 its reverse (33504321), we get a palindrome (45844854).

The spelling of 12340533 in words is "twelve million, three hundred forty thousand, five hundred thirty-three".