12035135663 has 4 divisors (see below), whose sum is σ = 12204644688. Its totient is φ = 11865626640.

The previous prime is 12035135657. The next prime is 12035135677. The reversal of 12035135663 is 36653153021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36653153021 = 61 ⋅600871361.

It is a cyclic number.

It is not a de Polignac number, because 12035135663 - 2¹⁴ = 12035119279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12035135683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84754406 + ... + 84754547.

It is an arithmetic number, because the mean of its divisors is an integer number (3051161172).

Almost surely, 2^12035135663 is an apocalyptic number.

12035135663 is a deficient number, since it is larger than the sum of its proper divisors (169509025).

12035135663 is an equidigital number, since it uses as much as digits as its factorization.

12035135663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169509024.

The product of its (nonzero) digits is 48600, while the sum is 35.

Adding to 12035135663 its reverse (36653153021), we get a palindrome (48688288684).

The spelling of 12035135663 in words is "twelve billion, thirty-five million, one hundred thirty-five thousand, six hundred sixty-three".