1323403404 has 24 divisors (see below), whose sum is σ = 3118517808. Its totient is φ = 436766400.

The previous prime is 1323403399. The next prime is 1323403451. The reversal of 1323403404 is 4043043231.

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 7 ways as a sum of consecutive naturals, for example, 544747 + ... + 547170.

It is an arithmetic number, because the mean of its divisors is an integer number (129938242).

Almost surely, 2^1323403404 is an apocalyptic number.

It is an amenable number.

1323403404 is an abundant number, since it is smaller than the sum of its proper divisors (1795114404).

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

1323403404 is a wasteful number, since it uses less digits than its factorization.

1323403404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092025 (or 1092023 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1323403404 is about 36378.6119031499. The cubic root of 1323403404 is about 1097.9032797907.

Adding to 1323403404 its reverse (4043043231), we get a palindrome (5366446635).

The spelling of 1323403404 in words is "one billion, three hundred twenty-three million, four hundred three thousand, four hundred four".