135133665603 has 8 divisors (see below), whose sum is σ = 180204632400. Its totient is φ = 90075904608.

The previous prime is 135133665571. The next prime is 135133665619. The reversal of 135133665603 is 306566331531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135133665603 - 2⁵ = 135133665571 is a prime.

It is a super-2 number, since 2×135133665603² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135133665203) 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 7 ways as a sum of consecutive naturals, for example, 3277548 + ... + 3318521.

It is an arithmetic number, because the mean of its divisors is an integer number (22525579050).

Almost surely, 2^135133665603 is an apocalyptic number.

135133665603 is a deficient number, since it is larger than the sum of its proper divisors (45070966797).

135133665603 is an equidigital number, since it uses as much as digits as its factorization.

135133665603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602901.

The product of its (nonzero) digits is 437400, while the sum is 42.

The spelling of 135133665603 in words is "one hundred thirty-five billion, one hundred thirty-three million, six hundred sixty-five thousand, six hundred three".