136549727 has 2 divisors, whose sum is σ = 136549728. Its totient is φ = 136549726.

The previous prime is 136549703. The next prime is 136549741. The reversal of 136549727 is 727945631.

136549727 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 136549727 - 2⁶ = 136549663 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136549927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68274863 + 68274864.

It is an arithmetic number, because the mean of its divisors is an integer number (68274864).

Almost surely, 2^136549727 is an apocalyptic number.

136549727 is a deficient number, since it is larger than the sum of its proper divisors (1).

136549727 is an equidigital number, since it uses as much as digits as its factorization.

136549727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 136549727 is about 11685.4493709057. The cubic root of 136549727 is about 514.9482802242.

The spelling of 136549727 in words is "one hundred thirty-six million, five hundred forty-nine thousand, seven hundred twenty-seven".