12654233533 has 2 divisors, whose sum is σ = 12654233534. Its totient is φ = 12654233532.

The previous prime is 12654233531. The next prime is 12654233551. The reversal of 12654233533 is 33533245621.

12654233533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12637806724 + 16426809 = 112418^2 + 4053^2 .

It is a cyclic number.

It is not a de Polignac number, because 12654233533 - 2¹ = 12654233531 is a prime.

Together with 12654233531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12654233492 and 12654233501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12654233531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6327116766 + 6327116767.

It is an arithmetic number, because the mean of its divisors is an integer number (6327116767).

Almost surely, 2^12654233533 is an apocalyptic number.

It is an amenable number.

12654233533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12654233533 is an equidigital number, since it uses as much as digits as its factorization.

12654233533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 37.

The spelling of 12654233533 in words is "twelve billion, six hundred fifty-four million, two hundred thirty-three thousand, five hundred thirty-three".