115839085939 has 2 divisors, whose sum is σ = 115839085940. Its totient is φ = 115839085938.

The previous prime is 115839085823. The next prime is 115839085987. The reversal of 115839085939 is 939580938511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115839085939 - 2¹⁷ = 115838954867 is a prime.

It is not a weakly prime, because it can be changed into another prime (115839065939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57919542969 + 57919542970.

It is an arithmetic number, because the mean of its divisors is an integer number (57919542970).

Almost surely, 2^115839085939 is an apocalyptic number.

115839085939 is a deficient number, since it is larger than the sum of its proper divisors (1).

115839085939 is an equidigital number, since it uses as much as digits as its factorization.

115839085939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10497600, while the sum is 61.

The spelling of 115839085939 in words is "one hundred fifteen billion, eight hundred thirty-nine million, eighty-five thousand, nine hundred thirty-nine".