1329808106 has 16 divisors (see below), whose sum is σ = 2203597440. Its totient is φ = 596806080.

The previous prime is 1329808097. The next prime is 1329808121. The reversal of 1329808106 is 6018089231.

It is a self number, because there is not a number n which added to its sum of digits gives 1329808106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380831 + ... + 384306.

It is an arithmetic number, because the mean of its divisors is an integer number (137724840).

Almost surely, 2^1329808106 is an apocalyptic number.

1329808106 is a deficient number, since it is larger than the sum of its proper divisors (873789334).

1329808106 is a wasteful number, since it uses less digits than its factorization.

1329808106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765229.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 1329808106 is about 36466.5340552129. The cubic root of 1329808106 is about 1099.6715564869.

The spelling of 1329808106 in words is "one billion, three hundred twenty-nine million, eight hundred eight thousand, one hundred six".