132171775 has 6 divisors (see below), whose sum is σ = 163893032. Its totient is φ = 105737400.

The previous prime is 132171769. The next prime is 132171779. The reversal of 132171775 is 577171231.

It is a happy number.

It is not a de Polignac number, because 132171775 - 2¹¹ = 132169727 is a prime.

It is a super-3 number, since 3×132171775³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 132171775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132171779) 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 5 ways as a sum of consecutive naturals, for example, 2643411 + ... + 2643460.

Almost surely, 2^132171775 is an apocalyptic number.

132171775 is a deficient number, since it is larger than the sum of its proper divisors (31721257).

132171775 is an equidigital number, since it uses as much as digits as its factorization.

132171775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286881 (or 5286876 counting only the distinct ones).

The product of its digits is 10290, while the sum is 34.

The square root of 132171775 is about 11496.5984099646. The cubic root of 132171775 is about 509.3851041191.

The spelling of 132171775 in words is "one hundred thirty-two million, one hundred seventy-one thousand, seven hundred seventy-five".