133064650243271 has 4 divisors (see below), whose sum is σ = 133064687591472. Its totient is φ = 133064612895072.

The previous prime is 133064650243247. The next prime is 133064650243313. The reversal of 133064650243271 is 172342056460331.

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 133064650243271 - 2³⁰ = 133063576501447 is a prime.

It is a super-2 number, since 2×133064650243271² (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 (133064850243271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12690866 + ... + 20668511.

It is an arithmetic number, because the mean of its divisors is an integer number (33266171897868).

Almost surely, 2^{133064650243271} is an apocalyptic number.

133064650243271 is a deficient number, since it is larger than the sum of its proper divisors (37348201).

133064650243271 is an equidigital number, since it uses as much as digits as its factorization.

133064650243271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37348200.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 133064650243271 in words is "one hundred thirty-three trillion, sixty-four billion, six hundred fifty million, two hundred forty-three thousand, two hundred seventy-one".