1324473309 has 16 divisors (see below), whose sum is σ = 1962987840. Its totient is φ = 882619920.

The previous prime is 1324473277. The next prime is 1324473313. The reversal of 1324473309 is 9033744231.

It is not a de Polignac number, because 1324473309 - 2⁵ = 1324473277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324473809) 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, 67954 + ... + 85244.

It is an arithmetic number, because the mean of its divisors is an integer number (122686740).

Almost surely, 2^1324473309 is an apocalyptic number.

It is an amenable number.

1324473309 is a deficient number, since it is larger than the sum of its proper divisors (638514531).

1324473309 is a wasteful number, since it uses less digits than its factorization.

1324473309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20137 (or 20131 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 1324473309 is about 36393.3140700321. The cubic root of 1324473309 is about 1098.1990665976.

The spelling of 1324473309 in words is "one billion, three hundred twenty-four million, four hundred seventy-three thousand, three hundred nine".