122439287059 has 2 divisors, whose sum is σ = 122439287060. Its totient is φ = 122439287058.

The previous prime is 122439287029. The next prime is 122439287081. The reversal of 122439287059 is 950782934221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122439287059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122439286997 and 122439287015.

It is not a weakly prime, because it can be changed into another prime (122439287029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61219643529 + 61219643530.

It is an arithmetic number, because the mean of its divisors is an integer number (61219643530).

Almost surely, 2^122439287059 is an apocalyptic number.

122439287059 is a deficient number, since it is larger than the sum of its proper divisors (1).

122439287059 is an equidigital number, since it uses as much as digits as its factorization.

122439287059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 122439287059 in words is "one hundred twenty-two billion, four hundred thirty-nine million, two hundred eighty-seven thousand, fifty-nine".