124395539243 has 8 divisors (see below), whose sum is σ = 125306845440. Its totient is φ = 123484467240.

The previous prime is 124395539201. The next prime is 124395539249. The reversal of 124395539243 is 342935593421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124395539243 - 2⁸ = 124395538987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124395539191 and 124395539200.

It is not an unprimeable number, because it can be changed into a prime (124395539249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089746 + ... + 1198472.

It is an arithmetic number, because the mean of its divisors is an integer number (15663355680).

Almost surely, 2^124395539243 is an apocalyptic number.

124395539243 is a deficient number, since it is larger than the sum of its proper divisors (911306197).

124395539243 is a wasteful number, since it uses less digits than its factorization.

124395539243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117097.

The product of its digits is 3499200, while the sum is 50.

The spelling of 124395539243 in words is "one hundred twenty-four billion, three hundred ninety-five million, five hundred thirty-nine thousand, two hundred forty-three".