135635963 has 2 divisors, whose sum is σ = 135635964. Its totient is φ = 135635962.

The previous prime is 135635923. The next prime is 135635989. The reversal of 135635963 is 369536531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135635963 - 2¹⁴ = 135619579 is a prime.

It is a super-2 number, since 2×135635963² = 36794228917874738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135635963.

It is not a weakly prime, because it can be changed into another prime (135635923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67817981 + 67817982.

It is an arithmetic number, because the mean of its divisors is an integer number (67817982).

Almost surely, 2^135635963 is an apocalyptic number.

135635963 is a deficient number, since it is larger than the sum of its proper divisors (1).

135635963 is an equidigital number, since it uses as much as digits as its factorization.

135635963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 41.

The square root of 135635963 is about 11646.2853734571. The cubic root of 135635963 is about 513.7970641799.

The spelling of 135635963 in words is "one hundred thirty-five million, six hundred thirty-five thousand, nine hundred sixty-three".