163243532 has 6 divisors (see below), whose sum is σ = 285676188. Its totient is φ = 81621764.

The previous prime is 163243517. The next prime is 163243541. The reversal of 163243532 is 235342361.

163243532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163243495 and 163243504.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20405438 + ... + 20405445.

It is an arithmetic number, because the mean of its divisors is an integer number (47612698).

Almost surely, 2^163243532 is an apocalyptic number.

It is an amenable number.

163243532 is a deficient number, since it is larger than the sum of its proper divisors (122432656).

163243532 is a wasteful number, since it uses less digits than its factorization.

163243532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40810887 (or 40810885 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 163243532 is about 12776.6792242742. The cubic root of 163243532 is about 546.5274681941.

Adding to 163243532 its reverse (235342361), we get a palindrome (398585893).

The spelling of 163243532 in words is "one hundred sixty-three million, two hundred forty-three thousand, five hundred thirty-two".