124869840943 has 2 divisors, whose sum is σ = 124869840944. Its totient is φ = 124869840942.

The previous prime is 124869840817. The next prime is 124869840947. The reversal of 124869840943 is 349048968421.

It is a strong prime.

It is an emirp because it is prime and its reverse (349048968421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124869840943 - 2²⁹ = 124332970031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124869840947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62434920471 + 62434920472.

It is an arithmetic number, because the mean of its divisors is an integer number (62434920472).

Almost surely, 2^124869840943 is an apocalyptic number.

124869840943 is a deficient number, since it is larger than the sum of its proper divisors (1).

124869840943 is an equidigital number, since it uses as much as digits as its factorization.

124869840943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11943936, while the sum is 58.

The spelling of 124869840943 in words is "one hundred twenty-four billion, eight hundred sixty-nine million, eight hundred forty thousand, nine hundred forty-three".