12150511823 has 2 divisors, whose sum is σ = 12150511824. Its totient is φ = 12150511822.

The previous prime is 12150511801. The next prime is 12150511831. The reversal of 12150511823 is 32811505121.

12150511823 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 12150511823 - 2⁸ = 12150511567 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12150511853) 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, 6075255911 + 6075255912.

It is an arithmetic number, because the mean of its divisors is an integer number (6075255912).

Almost surely, 2^12150511823 is an apocalyptic number.

12150511823 is a deficient number, since it is larger than the sum of its proper divisors (1).

12150511823 is an equidigital number, since it uses as much as digits as its factorization.

12150511823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 29.

The spelling of 12150511823 in words is "twelve billion, one hundred fifty million, five hundred eleven thousand, eight hundred twenty-three".