165132532 has 6 divisors (see below), whose sum is σ = 288981938. Its totient is φ = 82566264.

The previous prime is 165132521. The next prime is 165132533. The reversal of 165132532 is 235231561.

It can be written as a sum of positive squares in only one way, i.e., 112656996 + 52475536 = 10614^2 + 7244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 165132532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165132533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20641563 + ... + 20641570.

Almost surely, 2^165132532 is an apocalyptic number.

It is an amenable number.

165132532 is a deficient number, since it is larger than the sum of its proper divisors (123849406).

165132532 is a wasteful number, since it uses less digits than its factorization.

165132532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41283137 (or 41283135 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 165132532 is about 12850.3903442658. The cubic root of 165132532 is about 548.6274669290.

The spelling of 165132532 in words is "one hundred sixty-five million, one hundred thirty-two thousand, five hundred thirty-two".