12351550423 has 2 divisors, whose sum is σ = 12351550424. Its totient is φ = 12351550422.

The previous prime is 12351550403. The next prime is 12351550427. The reversal of 12351550423 is 32405515321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12351550423 - 2¹⁷ = 12351419351 is a prime.

It is a super-2 number, since 2×12351550423² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12351550427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6175775211 + 6175775212.

It is an arithmetic number, because the mean of its divisors is an integer number (6175775212).

Almost surely, 2^12351550423 is an apocalyptic number.

12351550423 is a deficient number, since it is larger than the sum of its proper divisors (1).

12351550423 is an equidigital number, since it uses as much as digits as its factorization.

12351550423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 12351550423 in words is "twelve billion, three hundred fifty-one million, five hundred fifty thousand, four hundred twenty-three".