1324321123 has 4 divisors (see below), whose sum is σ = 1349308368. Its totient is φ = 1299333880.

The previous prime is 1324321121. The next prime is 1324321153. The reversal of 1324321123 is 3211234231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1324321123 - 2¹ = 1324321121 is a prime.

It is a super-2 number, since 2×1324321123² = 3507652873647962258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1324321094 and 1324321103.

It is not an unprimeable number, because it can be changed into a prime (1324321121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12493543 + ... + 12493648.

It is an arithmetic number, because the mean of its divisors is an integer number (337327092).

Almost surely, 2^1324321123 is an apocalyptic number.

1324321123 is a deficient number, since it is larger than the sum of its proper divisors (24987245).

1324321123 is an equidigital number, since it uses as much as digits as its factorization.

1324321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24987244.

The product of its digits is 864, while the sum is 22.

The square root of 1324321123 is about 36391.2231588882. The cubic root of 1324321123 is about 1098.1570028521.

Adding to 1324321123 its reverse (3211234231), we get a palindrome (4535555354).

The spelling of 1324321123 in words is "one billion, three hundred twenty-four million, three hundred twenty-one thousand, one hundred twenty-three".