1329132 has 24 divisors (see below), whose sum is σ = 3544576. Its totient is φ = 379728.

The previous prime is 1329131. The next prime is 1329143. The reversal of 1329132 is 2319231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1329099 and 1329108.

It is not an unprimeable number, because it can be changed into a prime (1329131) 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 7 ways as a sum of consecutive naturals, for example, 7828 + ... + 7995.

2^1329132 is an apocalyptic number.

1329132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1329132 is an abundant number, since it is smaller than the sum of its proper divisors (2215444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1329132 is a wasteful number, since it uses less digits than its factorization.

1329132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15837 (or 15835 counting only the distinct ones).

The product of its digits is 324, while the sum is 21.

The square root of 1329132 is about 1152.8798723197. The cubic root of 1329132 is about 109.9485158521.

Subtracting 1329132 from its reverse (2319231), we obtain a palindrome (990099).

The spelling of 1329132 in words is "one million, three hundred twenty-nine thousand, one hundred thirty-two".