133603551502231 has 4 divisors (see below), whose sum is σ = 133628946594264. Its totient is φ = 133578156410200.

The previous prime is 133603551502159. The next prime is 133603551502243. The reversal of 133603551502231 is 132205155306331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133603551502231 - 2²⁵ = 133603517947799 is a prime.

It is a super-2 number, since 2×133603551502231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133603551502331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12697538125 + ... + 12697548646.

It is an arithmetic number, because the mean of its divisors is an integer number (33407236648566).

Almost surely, 2^{133603551502231} is an apocalyptic number.

133603551502231 is a deficient number, since it is larger than the sum of its proper divisors (25395092033).

133603551502231 is an equidigital number, since it uses as much as digits as its factorization.

133603551502231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25395092032.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 133603551502231 in words is "one hundred thirty-three trillion, six hundred three billion, five hundred fifty-one million, five hundred two thousand, two hundred thirty-one".