136039 has 4 divisors (see below), whose sum is σ = 140760. Its totient is φ = 131320.

The previous prime is 136033. The next prime is 136043. The reversal of 136039 is 930631.

136039 = T₈₂ + T₈₃ + ... + T₁₁₀.

136039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136039 - 2⁷ = 135911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2317 + ... + 2374.

It is an arithmetic number, because the mean of its divisors is an integer number (35190).

2¹³⁶⁰³⁹ is an apocalyptic number.

136039 is a deficient number, since it is larger than the sum of its proper divisors (4721).

136039 is an equidigital number, since it uses as much as digits as its factorization.

136039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4720.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 136039 is about 368.8346513006. The cubic root of 136039 is about 51.4305470288.

The spelling of 136039 in words is "one hundred thirty-six thousand, thirty-nine".