136041839 has 2 divisors, whose sum is σ = 136041840. Its totient is φ = 136041838.

The previous prime is 136041823. The next prime is 136041847. The reversal of 136041839 is 938140631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136041839 - 2⁴ = 136041823 is a prime.

It is a super-3 number, since 3×136041839³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 136041799 and 136041808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136041889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68020919 + 68020920.

It is an arithmetic number, because the mean of its divisors is an integer number (68020920).

Almost surely, 2^136041839 is an apocalyptic number.

136041839 is a deficient number, since it is larger than the sum of its proper divisors (1).

136041839 is an equidigital number, since it uses as much as digits as its factorization.

136041839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 136041839 is about 11663.6974840743. The cubic root of 136041839 is about 514.3090479456.

The spelling of 136041839 in words is "one hundred thirty-six million, forty-one thousand, eight hundred thirty-nine".