124242340039 has 2 divisors, whose sum is σ = 124242340040. Its totient is φ = 124242340038.

The previous prime is 124242340003. The next prime is 124242340043. The reversal of 124242340039 is 930043242421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124242340039 - 2¹³ = 124242331847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124242339986 and 124242340013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124242340049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62121170019 + 62121170020.

It is an arithmetic number, because the mean of its divisors is an integer number (62121170020).

Almost surely, 2^124242340039 is an apocalyptic number.

124242340039 is a deficient number, since it is larger than the sum of its proper divisors (1).

124242340039 is an equidigital number, since it uses as much as digits as its factorization.

124242340039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 124242340039 in words is "one hundred twenty-four billion, two hundred forty-two million, three hundred forty thousand, thirty-nine".