115039 has 8 divisors (see below), whose sum is σ = 124848. Its totient is φ = 105600.

The previous prime is 115021. The next prime is 115057. The reversal of 115039 is 930511.

It is an interprime number because it is at equal distance from previous prime (115021) and next prime (115057).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089 + ... + 1189.

It is an arithmetic number, because the mean of its divisors is an integer number (15606).

2¹¹⁵⁰³⁹ is an apocalyptic number.

115039 is a deficient number, since it is larger than the sum of its proper divisors (9809).

115039 is a wasteful number, since it uses less digits than its factorization.

115039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 115039 is about 339.1739966448. The cubic root of 115039 is about 48.6349379308.

It can be divided in two parts, 1150 and 39, that multiplied together give a triangular number (44850 = T₂₉₉).

The spelling of 115039 in words is "one hundred fifteen thousand, thirty-nine".