132791271 has 4 divisors (see below), whose sum is σ = 177055032. Its totient is φ = 88527512.

The previous prime is 132791227. The next prime is 132791279. The reversal of 132791271 is 172197231.

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 132791271 - 2⁶ = 132791207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132791279) 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, 22131876 + ... + 22131881.

It is an arithmetic number, because the mean of its divisors is an integer number (44263758).

Almost surely, 2^132791271 is an apocalyptic number.

132791271 is a deficient number, since it is larger than the sum of its proper divisors (44263761).

132791271 is an equidigital number, since it uses as much as digits as its factorization.

132791271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44263760.

The product of its digits is 5292, while the sum is 33.

The square root of 132791271 is about 11523.5094914700. The cubic root of 132791271 is about 510.1797021480.

The spelling of 132791271 in words is "one hundred thirty-two million, seven hundred ninety-one thousand, two hundred seventy-one".