1323603660 has 48 divisors (see below), whose sum is σ = 3784951296. Its totient is φ = 345450432.

The previous prime is 1323603653. The next prime is 1323603679. The reversal of 1323603660 is 663063231.

1323603660 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231862 + ... + 237501.

It is an arithmetic number, because the mean of its divisors is an integer number (78853152).

Almost surely, 2^1323603660 is an apocalyptic number.

1323603660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323603660 is an abundant number, since it is smaller than the sum of its proper divisors (2461347636).

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

1323603660 is a wasteful number, since it uses less digits than its factorization.

1323603660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469422 (or 469420 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 1323603660 is about 36381.3641855277. The cubic root of 1323603660 is about 1097.9586548511.

Adding to 1323603660 its reverse (663063231), we get a palindrome (1986666891).

The spelling of 1323603660 in words is "one billion, three hundred twenty-three million, six hundred three thousand, six hundred sixty".