124322131439 has 4 divisors (see below), whose sum is σ = 135624143400. Its totient is φ = 113020119480.

The previous prime is 124322131393. The next prime is 124322131441. The reversal of 124322131439 is 934131223421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 934131223421 = 11 ⋅84921020311.

It is a cyclic number.

It is not a de Polignac number, because 124322131439 - 2⁸ = 124322131183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124322131399 and 124322131408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124322131139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5651005964 + ... + 5651005985.

It is an arithmetic number, because the mean of its divisors is an integer number (33906035850).

Almost surely, 2^124322131439 is an apocalyptic number.

124322131439 is a deficient number, since it is larger than the sum of its proper divisors (11302011961).

124322131439 is a wasteful number, since it uses less digits than its factorization.

124322131439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11302011960.

The product of its digits is 31104, while the sum is 35.

The spelling of 124322131439 in words is "one hundred twenty-four billion, three hundred twenty-two million, one hundred thirty-one thousand, four hundred thirty-nine".