115580039 has 2 divisors, whose sum is σ = 115580040. Its totient is φ = 115580038.

The previous prime is 115580011. The next prime is 115580053. The reversal of 115580039 is 930085511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115580039 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 115579987 and 115580014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115580099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57790019 + 57790020.

It is an arithmetic number, because the mean of its divisors is an integer number (57790020).

Almost surely, 2^115580039 is an apocalyptic number.

115580039 is a deficient number, since it is larger than the sum of its proper divisors (1).

115580039 is an equidigital number, since it uses as much as digits as its factorization.

115580039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 115580039 is about 10750.8157364918. The cubic root of 115580039 is about 487.1106357571.

The spelling of 115580039 in words is "one hundred fifteen million, five hundred eighty thousand, thirty-nine".