165163132 has 12 divisors (see below), whose sum is σ = 289221520. Its totient is φ = 82528416.

The previous prime is 165163099. The next prime is 165163139. The reversal of 165163132 is 231361561.

It is a self number, because there is not a number n which added to its sum of digits gives 165163132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165163139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5832 + ... + 19087.

Almost surely, 2^165163132 is an apocalyptic number.

It is an amenable number.

165163132 is a deficient number, since it is larger than the sum of its proper divisors (124058388).

165163132 is a wasteful number, since it uses less digits than its factorization.

165163132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26580 (or 26578 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 165163132 is about 12851.5809144245. The cubic root of 165163132 is about 548.6613527689.

The spelling of 165163132 in words is "one hundred sixty-five million, one hundred sixty-three thousand, one hundred thirty-two".