163543132 has 12 divisors (see below), whose sum is σ = 288024520. Its totient is φ = 81250416.

The previous prime is 163543129. The next prime is 163543157. The reversal of 163543132 is 231345361.

It is a self number, because there is not a number n which added to its sum of digits gives 163543132.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 129582 + ... + 130837.

Almost surely, 2^163543132 is an apocalyptic number.

It is an amenable number.

163543132 is a deficient number, since it is larger than the sum of its proper divisors (124481388).

163543132 is a wasteful number, since it uses less digits than its factorization.

163543132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260580 (or 260578 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 163543132 is about 12788.3983359919. The cubic root of 163543132 is about 546.8616101952.

Adding to 163543132 its reverse (231345361), we get a palindrome (394888493).

The spelling of 163543132 in words is "one hundred sixty-three million, five hundred forty-three thousand, one hundred thirty-two".