12655733 has 2 divisors, whose sum is σ = 12655734. Its totient is φ = 12655732.

The previous prime is 12655703. The next prime is 12655751. The reversal of 12655733 is 33755621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8254129 + 4401604 = 2873^2 + 2098^2 .

It is a cyclic number.

It is not a de Polignac number, because 12655733 - 2²² = 8461429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12655733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12655703) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6327866 + 6327867.

It is an arithmetic number, because the mean of its divisors is an integer number (6327867).

Almost surely, 2^12655733 is an apocalyptic number.

It is an amenable number.

12655733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12655733 is an equidigital number, since it uses as much as digits as its factorization.

12655733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 32.

The square root of 12655733 is about 3557.4897048340. The cubic root of 12655733 is about 233.0392646901.

The spelling of 12655733 in words is "twelve million, six hundred fifty-five thousand, seven hundred thirty-three".