1324320530 has 16 divisors (see below), whose sum is σ = 2567144664. Its totient is φ = 488979840.

The previous prime is 1324320449. The next prime is 1324320617. The reversal of 1324320530 is 350234231.

It can be written as a sum of positive squares in 4 ways, for example, as 819734161 + 504586369 = 28631^2 + 22463^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1324320496 and 1324320505.

It is an unprimeable number.

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, 5093411 + ... + 5093670.

Almost surely, 2^1324320530 is an apocalyptic number.

1324320530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1324320530 is a deficient number, since it is larger than the sum of its proper divisors (1242824134).

1324320530 is a wasteful number, since it uses less digits than its factorization.

1324320530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10187101.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 1324320530 is about 36391.2150113183. The cubic root of 1324320530 is about 1098.1568389424.

Adding to 1324320530 its reverse (350234231), we get a palindrome (1674554761).

The spelling of 1324320530 in words is "one billion, three hundred twenty-four million, three hundred twenty thousand, five hundred thirty".