136818527 has 2 divisors, whose sum is σ = 136818528. Its totient is φ = 136818526.

The previous prime is 136818509. The next prime is 136818553. The reversal of 136818527 is 725818631.

It is a weak prime.

It is an emirp because it is prime and its reverse (725818631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136818527 - 2¹⁰ = 136817503 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 (136818557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68409263 + 68409264.

It is an arithmetic number, because the mean of its divisors is an integer number (68409264).

Almost surely, 2^136818527 is an apocalyptic number.

136818527 is a deficient number, since it is larger than the sum of its proper divisors (1).

136818527 is an equidigital number, since it uses as much as digits as its factorization.

136818527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 41.

The square root of 136818527 is about 11696.9451994955. The cubic root of 136818527 is about 515.2859529875.

The spelling of 136818527 in words is "one hundred thirty-six million, eight hundred eighteen thousand, five hundred twenty-seven".