136653563 has 2 divisors, whose sum is σ = 136653564. Its totient is φ = 136653562.

The previous prime is 136653509. The next prime is 136653571. The reversal of 136653563 is 365356631.

136653563 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 136653563 - 2¹² = 136649467 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (136653593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68326781 + 68326782.

It is an arithmetic number, because the mean of its divisors is an integer number (68326782).

Almost surely, 2^136653563 is an apocalyptic number.

136653563 is a deficient number, since it is larger than the sum of its proper divisors (1).

136653563 is an equidigital number, since it uses as much as digits as its factorization.

136653563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145800, while the sum is 38.

The square root of 136653563 is about 11689.8914879480. The cubic root of 136653563 is about 515.0787738867.

The spelling of 136653563 in words is "one hundred thirty-six million, six hundred fifty-three thousand, five hundred sixty-three".