135587663 has 2 divisors, whose sum is σ = 135587664. Its totient is φ = 135587662.

The previous prime is 135587659. The next prime is 135587677. The reversal of 135587663 is 366785531.

135587663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135587663 - 2² = 135587659 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135587633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67793831 + 67793832.

It is an arithmetic number, because the mean of its divisors is an integer number (67793832).

Almost surely, 2^135587663 is an apocalyptic number.

135587663 is a deficient number, since it is larger than the sum of its proper divisors (1).

135587663 is an equidigital number, since it uses as much as digits as its factorization.

135587663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The square root of 135587663 is about 11644.2115662676. The cubic root of 135587663 is about 513.7360691853.

The spelling of 135587663 in words is "one hundred thirty-five million, five hundred eighty-seven thousand, six hundred sixty-three".