124242546613 has 2 divisors, whose sum is σ = 124242546614. Its totient is φ = 124242546612.

The previous prime is 124242546611. The next prime is 124242546641. The reversal of 124242546613 is 316645242421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112666292964 + 11576253649 = 335658^2 + 107593^2 .

It is a cyclic number.

It is not a de Polignac number, because 124242546613 - 2¹ = 124242546611 is a prime.

Together with 124242546611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124242546611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62121273306 + 62121273307.

It is an arithmetic number, because the mean of its divisors is an integer number (62121273307).

Almost surely, 2^124242546613 is an apocalyptic number.

It is an amenable number.

124242546613 is a deficient number, since it is larger than the sum of its proper divisors (1).

124242546613 is an equidigital number, since it uses as much as digits as its factorization.

124242546613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 40.

The spelling of 124242546613 in words is "one hundred twenty-four billion, two hundred forty-two million, five hundred forty-six thousand, six hundred thirteen".