162543532 has 6 divisors (see below), whose sum is σ = 284451188. Its totient is φ = 81271764.

The previous prime is 162543517. The next prime is 162543533. The reversal of 162543532 is 235345261.

It is a happy number.

162543532 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 = 162543494 and 162543503.

It is not an unprimeable number, because it can be changed into a prime (162543533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20317938 + ... + 20317945.

Almost surely, 2^162543532 is an apocalyptic number.

It is an amenable number.

162543532 is a deficient number, since it is larger than the sum of its proper divisors (121907656).

162543532 is a wasteful number, since it uses less digits than its factorization.

162543532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40635887 (or 40635885 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 162543532 is about 12749.2561351633. The cubic root of 162543532 is about 545.7451659132.

Adding to 162543532 its reverse (235345261), we get a palindrome (397888793).

The spelling of 162543532 in words is "one hundred sixty-two million, five hundred forty-three thousand, five hundred thirty-two".