1329412032 has 84 divisors (see below), whose sum is σ = 4103659560. Its totient is φ = 409047552.

The previous prime is 1329412031. The next prime is 1329412043. The reversal of 1329412032 is 2302149231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1329411987 and 1329412005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1329412031) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 81282 + ... + 96257.

It is an arithmetic number, because the mean of its divisors is an integer number (48853090).

Almost surely, 2^1329412032 is an apocalyptic number.

1329412032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1329412032 is an abundant number, since it is smaller than the sum of its proper divisors (2774247528).

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

1329412032 is a wasteful number, since it uses less digits than its factorization.

1329412032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177570 (or 177557 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1329412032 is about 36461.1030003208. The cubic root of 1329412032 is about 1099.5623691640.

The spelling of 1329412032 in words is "one billion, three hundred twenty-nine million, four hundred twelve thousand, thirty-two".