122534320439 has 2 divisors, whose sum is σ = 122534320440. Its totient is φ = 122534320438.

The previous prime is 122534320409. The next prime is 122534320481. The reversal of 122534320439 is 934023435221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122534320439 is a prime.

It is a super-3 number, since 3×122534320439³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122534320409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61267160219 + 61267160220.

It is an arithmetic number, because the mean of its divisors is an integer number (61267160220).

Almost surely, 2^122534320439 is an apocalyptic number.

122534320439 is a deficient number, since it is larger than the sum of its proper divisors (1).

122534320439 is an equidigital number, since it uses as much as digits as its factorization.

122534320439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 122534320439 in words is "one hundred twenty-two billion, five hundred thirty-four million, three hundred twenty thousand, four hundred thirty-nine".