1323523552 has 48 divisors (see below), whose sum is σ = 2809311120. Its totient is φ = 610163712.

The previous prime is 1323523543. The next prime is 1323523571. The reversal of 1323523552 is 2553253231.

It is a congruent number.

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, 632524 + ... + 634612.

It is an arithmetic number, because the mean of its divisors is an integer number (58527315).

Almost surely, 2^1323523552 is an apocalyptic number.

It is an amenable number.

1323523552 is an abundant number, since it is smaller than the sum of its proper divisors (1485787568).

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

1323523552 is a wasteful number, since it uses less digits than its factorization.

1323523552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635 (or 3627 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 1323523552 is about 36380.2632205981. The cubic root of 1323523552 is about 1097.9365039487.

Adding to 1323523552 its reverse (2553253231), we get a palindrome (3876776783).

The spelling of 1323523552 in words is "one billion, three hundred twenty-three million, five hundred twenty-three thousand, five hundred fifty-two".