122017713539 has 2 divisors, whose sum is σ = 122017713540. Its totient is φ = 122017713538.

The previous prime is 122017713529. The next prime is 122017713547. The reversal of 122017713539 is 935317710221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122017713539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122017713496 and 122017713505.

It is not a weakly prime, because it can be changed into another prime (122017713529) 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, 61008856769 + 61008856770.

It is an arithmetic number, because the mean of its divisors is an integer number (61008856770).

Almost surely, 2^122017713539 is an apocalyptic number.

122017713539 is a deficient number, since it is larger than the sum of its proper divisors (1).

122017713539 is an equidigital number, since it uses as much as digits as its factorization.

122017713539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 41.

The spelling of 122017713539 in words is "one hundred twenty-two billion, seventeen million, seven hundred thirteen thousand, five hundred thirty-nine".