1323343555 has 8 divisors (see below), whose sum is σ = 1588217472. Its totient is φ = 1058538048.

The previous prime is 1323343547. The next prime is 1323343561. The reversal of 1323343555 is 5553433231.

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

It is a cyclic number.

It is not a de Polignac number, because 1323343555 - 2³ = 1323343547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323343555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47982 + ... + 70348.

It is an arithmetic number, because the mean of its divisors is an integer number (198527184).

Almost surely, 2^1323343555 is an apocalyptic number.

1323343555 is a deficient number, since it is larger than the sum of its proper divisors (264873917).

1323343555 is a wasteful number, since it uses less digits than its factorization.

1323343555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34205.

The product of its digits is 81000, while the sum is 34.

The square root of 1323343555 is about 36377.7893088626. The cubic root of 1323343555 is about 1097.8867291799.

Adding to 1323343555 its reverse (5553433231), we get a palindrome (6876776786).

The spelling of 1323343555 in words is "one billion, three hundred twenty-three million, three hundred forty-three thousand, five hundred fifty-five".