12428530575443 has 2 divisors, whose sum is σ = 12428530575444. Its totient is φ = 12428530575442.

The previous prime is 12428530575397. The next prime is 12428530575463. The reversal of 12428530575443 is 34457503582421.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34457503582421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12428530575443 - 2⁸ = 12428530575187 is a prime.

It is not a weakly prime, because it can be changed into another prime (12428530575463) 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, 6214265287721 + 6214265287722.

It is an arithmetic number, because the mean of its divisors is an integer number (6214265287722).

Almost surely, 2^{12428530575443} is an apocalyptic number.

12428530575443 is a deficient number, since it is larger than the sum of its proper divisors (1).

12428530575443 is an equidigital number, since it uses as much as digits as its factorization.

12428530575443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128000, while the sum is 53.

The spelling of 12428530575443 in words is "twelve trillion, four hundred twenty-eight billion, five hundred thirty million, five hundred seventy-five thousand, four hundred forty-three".