1323500432 has 20 divisors (see below), whose sum is σ = 2564990220. Its totient is φ = 661567488.

The previous prime is 1323500407. The next prime is 1323500443. The reversal of 1323500432 is 2340053231.

It can be written as a sum of positive squares in 2 ways, for example, as 202322176 + 1121178256 = 14224^2 + 33484^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1323500398 and 1323500407.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 63044 + ... + 81372.

It is an arithmetic number, because the mean of its divisors is an integer number (128249511).

Almost surely, 2^1323500432 is an apocalyptic number.

It is an amenable number.

1323500432 is a deficient number, since it is larger than the sum of its proper divisors (1241489788).

1323500432 is a wasteful number, since it uses less digits than its factorization.

1323500432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22850 (or 22844 counting only the distinct ones).

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

The square root of 1323500432 is about 36379.9454645001. The cubic root of 1323500432 is about 1097.9301108022.

Adding to 1323500432 its reverse (2340053231), we get a palindrome (3663553663).

The spelling of 1323500432 in words is "one billion, three hundred twenty-three million, five hundred thousand, four hundred thirty-two".