132121432 has 16 divisors (see below), whose sum is σ = 248211000. Its totient is φ = 65931840.

The previous prime is 132121427. The next prime is 132121439. The reversal of 132121432 is 234121231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132121439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11682 + ... + 20017.

Almost surely, 2^132121432 is an apocalyptic number.

It is an amenable number.

132121432 is a deficient number, since it is larger than the sum of its proper divisors (116089568).

132121432 is a wasteful number, since it uses less digits than its factorization.

132121432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32226 (or 32222 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 132121432 is about 11494.4087277250. The cubic root of 132121432 is about 509.3204225565.

Adding to 132121432 its reverse (234121231), we get a palindrome (366242663).

The spelling of 132121432 in words is "one hundred thirty-two million, one hundred twenty-one thousand, four hundred thirty-two".