12343556653 has 2 divisors, whose sum is σ = 12343556654. Its totient is φ = 12343556652.

The previous prime is 12343556647. The next prime is 12343556689. The reversal of 12343556653 is 35665534321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10941578404 + 1401978249 = 104602^2 + 37443^2 .

It is a cyclic number.

It is not a de Polignac number, because 12343556653 - 2¹³ = 12343548461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12343556623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171778326 + 6171778327.

It is an arithmetic number, because the mean of its divisors is an integer number (6171778327).

Almost surely, 2^12343556653 is an apocalyptic number.

It is an amenable number.

12343556653 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343556653 is an equidigital number, since it uses as much as digits as its factorization.

12343556653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972000, while the sum is 43.

The spelling of 12343556653 in words is "twelve billion, three hundred forty-three million, five hundred fifty-six thousand, six hundred fifty-three".