132605871 has 4 divisors (see below), whose sum is σ = 176807832. Its totient is φ = 88403912.

The previous prime is 132605857. The next prime is 132605897. The reversal of 132605871 is 178506231.

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 132605871 - 2²⁵ = 99051439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132605801) 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, 22100976 + ... + 22100981.

It is an arithmetic number, because the mean of its divisors is an integer number (44201958).

Almost surely, 2^132605871 is an apocalyptic number.

132605871 is a deficient number, since it is larger than the sum of its proper divisors (44201961).

132605871 is an equidigital number, since it uses as much as digits as its factorization.

132605871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44201960.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 132605871 is about 11515.4622573304. The cubic root of 132605871 is about 509.9421579922.

The spelling of 132605871 in words is "one hundred thirty-two million, six hundred five thousand, eight hundred seventy-one".