12456533 has 8 divisors (see below), whose sum is σ = 13168320. Its totient is φ = 11750400.

The previous prime is 12456527. The next prime is 12456539. The reversal of 12456533 is 33565421.

12456533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12456527) and next prime (12456539).

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 12456533 - 2⁴ = 12456517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12456496 and 12456505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12456539) 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, 3608 + ... + 6158.

It is an arithmetic number, because the mean of its divisors is an integer number (1646040).

Almost surely, 2^12456533 is an apocalyptic number.

It is an amenable number.

12456533 is a deficient number, since it is larger than the sum of its proper divisors (711787).

12456533 is a wasteful number, since it uses less digits than its factorization.

12456533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827.

The product of its digits is 10800, while the sum is 29.

The square root of 12456533 is about 3529.3813905556. The cubic root of 12456533 is about 231.8101213420.

The spelling of 12456533 in words is "twelve million, four hundred fifty-six thousand, five hundred thirty-three".