12439030141 has 2 divisors, whose sum is σ = 12439030142. Its totient is φ = 12439030140.

The previous prime is 12439030081. The next prime is 12439030159. The reversal of 12439030141 is 14103093421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9915977241 + 2523052900 = 99579^2 + 50230^2 .

It is an emirp because it is prime and its reverse (14103093421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12439030141 - 2¹³ = 12439021949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12439030171) 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, 6219515070 + 6219515071.

It is an arithmetic number, because the mean of its divisors is an integer number (6219515071).

Almost surely, 2^12439030141 is an apocalyptic number.

It is an amenable number.

12439030141 is a deficient number, since it is larger than the sum of its proper divisors (1).

12439030141 is an equidigital number, since it uses as much as digits as its factorization.

12439030141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 12439030141 in words is "twelve billion, four hundred thirty-nine million, thirty thousand, one hundred forty-one".