12546433 has 2 divisors, whose sum is σ = 12546434. Its totient is φ = 12546432.

The previous prime is 12546427. The next prime is 12546461. The reversal of 12546433 is 33464521.

It is an a-pointer prime, because the next prime (12546461) can be obtained adding 12546433 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9042049 + 3504384 = 3007^2 + 1872^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12546433 is a prime.

It is not a weakly prime, because it can be changed into another prime (12546463) 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 as a sum of consecutive naturals, namely, 6273216 + 6273217.

It is an arithmetic number, because the mean of its divisors is an integer number (6273217).

Almost surely, 2^12546433 is an apocalyptic number.

It is an amenable number.

12546433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12546433 is an equidigital number, since it uses as much as digits as its factorization.

12546433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 12546433 is about 3542.0944369116. The cubic root of 12546433 is about 232.3664504544.

The spelling of 12546433 in words is "twelve million, five hundred forty-six thousand, four hundred thirty-three".