1309329164 has 24 divisors (see below), whose sum is σ = 2691908688. Its totient is φ = 549368640.

The previous prime is 1309329163. The next prime is 1309329169. The reversal of 1309329164 is 4619239031.

It is not an unprimeable number, because it can be changed into a prime (1309329163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1143947 + ... + 1145090.

It is an arithmetic number, because the mean of its divisors is an integer number (112162862).

Almost surely, 2^1309329164 is an apocalyptic number.

It is an amenable number.

1309329164 is an abundant number, since it is smaller than the sum of its proper divisors (1382579524).

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

1309329164 is a wasteful number, since it uses less digits than its factorization.

1309329164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289065 (or 2289063 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 1309329164 is about 36184.6537084439. The cubic root of 1309329164 is about 1093.9973764095.

The spelling of 1309329164 in words is "one billion, three hundred nine million, three hundred twenty-nine thousand, one hundred sixty-four".