1323122325 has 48 divisors (see below), whose sum is σ = 2647152000. Its totient is φ = 569272320.

The previous prime is 1323122309. The next prime is 1323122371. The reversal of 1323122325 is 5232213231.

It is a happy number.

It is not a de Polignac number, because 1323122325 - 2⁴ = 1323122309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1323122295 and 1323122304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65200 + ... + 83049.

It is an arithmetic number, because the mean of its divisors is an integer number (55149000).

Almost surely, 2^1323122325 is an apocalyptic number.

1323122325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1323122325 is an abundant number, since it is smaller than the sum of its proper divisors (1324029675).

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

1323122325 is a wasteful number, since it uses less digits than its factorization.

1323122325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148286 (or 148281 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 1323122325 is about 36374.7484527385. The cubic root of 1323122325 is about 1097.8255460209.

Adding to 1323122325 its reverse (5232213231), we get a palindrome (6555335556).

The spelling of 1323122325 in words is "one billion, three hundred twenty-three million, one hundred twenty-two thousand, three hundred twenty-five".