136039139 has 2 divisors, whose sum is σ = 136039140. Its totient is φ = 136039138.

The previous prime is 136039093. The next prime is 136039171. The reversal of 136039139 is 931930631.

136039139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136039139 - 2¹⁶ = 135973603 is a prime.

It is a super-2 number, since 2×136039139² = 37013294679722642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136039099 and 136039108.

It is not a weakly prime, because it can be changed into another prime (136039339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68019569 + 68019570.

It is an arithmetic number, because the mean of its divisors is an integer number (68019570).

Almost surely, 2^136039139 is an apocalyptic number.

136039139 is a deficient number, since it is larger than the sum of its proper divisors (1).

136039139 is an equidigital number, since it uses as much as digits as its factorization.

136039139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 136039139 is about 11663.5817397573. The cubic root of 136039139 is about 514.3056454540.

The spelling of 136039139 in words is "one hundred thirty-six million, thirty-nine thousand, one hundred thirty-nine".