12355434011 has 2 divisors, whose sum is σ = 12355434012. Its totient is φ = 12355434010.

The previous prime is 12355433977. The next prime is 12355434031. The reversal of 12355434011 is 11043455321.

12355434011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12355434011 - 2⁶ = 12355433947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12355434031) 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, 6177717005 + 6177717006.

It is an arithmetic number, because the mean of its divisors is an integer number (6177717006).

Almost surely, 2^12355434011 is an apocalyptic number.

12355434011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12355434011 is an equidigital number, since it uses as much as digits as its factorization.

12355434011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 12355434011 its reverse (11043455321), we get a palindrome (23398889332).

The spelling of 12355434011 in words is "twelve billion, three hundred fifty-five million, four hundred thirty-four thousand, eleven".