1329313307 has 8 divisors (see below), whose sum is σ = 1550220000. Its totient is φ = 1139411112.

The previous prime is 1329313303. The next prime is 1329313327. The reversal of 1329313307 is 7033139231.

It is not a de Polignac number, because 1329313307 - 2² = 1329313303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1329313303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1937432 + ... + 1938117.

It is an arithmetic number, because the mean of its divisors is an integer number (193777500).

Almost surely, 2^1329313307 is an apocalyptic number.

1329313307 is a deficient number, since it is larger than the sum of its proper divisors (220906693).

1329313307 is an frugal number, since it uses more digits than its factorization.

1329313307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875570 (or 3875556 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 32.

The square root of 1329313307 is about 36459.7491351765. The cubic root of 1329313307 is about 1099.5351498672.

The spelling of 1329313307 in words is "one billion, three hundred twenty-nine million, three hundred thirteen thousand, three hundred seven".