124440323141 has 2 divisors, whose sum is σ = 124440323142. Its totient is φ = 124440323140.

The previous prime is 124440323123. The next prime is 124440323173. The reversal of 124440323141 is 141323044421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102349446241 + 22090876900 = 319921^2 + 148630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124440323141 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124440323341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62220161570 + 62220161571.

It is an arithmetic number, because the mean of its divisors is an integer number (62220161571).

Almost surely, 2^124440323141 is an apocalyptic number.

It is an amenable number.

124440323141 is a deficient number, since it is larger than the sum of its proper divisors (1).

124440323141 is an equidigital number, since it uses as much as digits as its factorization.

124440323141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 124440323141 its reverse (141323044421), we get a palindrome (265763367562).

The spelling of 124440323141 in words is "one hundred twenty-four billion, four hundred forty million, three hundred twenty-three thousand, one hundred forty-one".