1323712325 has 12 divisors (see below), whose sum is σ = 1767665508. Its totient is φ = 977510400.

The previous prime is 1323712289. The next prime is 1323712331. The reversal of 1323712325 is 5232173231.

It can be written as a sum of positive squares in 6 ways, for example, as 44863204 + 1278849121 = 6698^2 + 35761^2 .

It is not a de Polignac number, because 1323712325 - 2¹² = 1323708229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2036156 + ... + 2036805.

It is an arithmetic number, because the mean of its divisors is an integer number (147305459).

Almost surely, 2^1323712325 is an apocalyptic number.

It is an amenable number.

1323712325 is a deficient number, since it is larger than the sum of its proper divisors (443953183).

1323712325 is a wasteful number, since it uses less digits than its factorization.

1323712325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072984 (or 4072979 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 1323712325 is about 36382.8575705647. The cubic root of 1323712325 is about 1097.9887007064.

Adding to 1323712325 its reverse (5232173231), we get a palindrome (6555885556).

The spelling of 1323712325 in words is "one billion, three hundred twenty-three million, seven hundred twelve thousand, three hundred twenty-five".