1329430330 has 32 divisors (see below), whose sum is σ = 2461777920. Its totient is φ = 516593280.

The previous prime is 1329430321. The next prime is 1329430331. The reversal of 1329430330 is 330349231.

It is not an unprimeable number, because it can be changed into a prime (1329430331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91207 + ... + 104773.

It is an arithmetic number, because the mean of its divisors is an integer number (76930560).

Almost surely, 2^1329430330 is an apocalyptic number.

1329430330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1329430330 is a deficient number, since it is larger than the sum of its proper divisors (1132347590).

1329430330 is a wasteful number, since it uses less digits than its factorization.

1329430330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13854.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 1329430330 is about 36461.3539243951. The cubic root of 1329430330 is about 1099.5674139255.

Adding to 1329430330 its reverse (330349231), we get a palindrome (1659779561).

The spelling of 1329430330 in words is "one billion, three hundred twenty-nine million, four hundred thirty thousand, three hundred thirty".