1324320131 has 8 divisors (see below), whose sum is σ = 1369796064. Its totient is φ = 1279471680.

The previous prime is 1324320097. The next prime is 1324320139. The reversal of 1324320131 is 1310234231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1324320131 is a prime.

It is a super-2 number, since 2×1324320131² = 3507647618743714322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1324320139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152576 + ... + 161021.

It is an arithmetic number, because the mean of its divisors is an integer number (171224508).

Almost surely, 2^1324320131 is an apocalyptic number.

1324320131 is a deficient number, since it is larger than the sum of its proper divisors (45475933).

1324320131 is a wasteful number, since it uses less digits than its factorization.

1324320131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313741.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1324320131 is about 36391.2095292256. The cubic root of 1324320131 is about 1098.1567286557.

Adding to 1324320131 its reverse (1310234231), we get a palindrome (2634554362).

The spelling of 1324320131 in words is "one billion, three hundred twenty-four million, three hundred twenty thousand, one hundred thirty-one".