1312325 has 12 divisors (see below), whose sum is σ = 1860000. Its totient is φ = 899760.

The previous prime is 1312319. The next prime is 1312331. The reversal of 1312325 is 5232131.

1312325 = 217² + 218² + ... + 241².

It is an interprime number because it is at equal distance from previous prime (1312319) and next prime (1312331).

It is not a de Polignac number, because 1312325 - 2¹⁰ = 1311301 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3575 + ... + 3924.

It is an arithmetic number, because the mean of its divisors is an integer number (155000).

2^1312325 is an apocalyptic number.

It is an amenable number.

1312325 is a deficient number, since it is larger than the sum of its proper divisors (547675).

1312325 is an equidigital number, since it uses as much as digits as its factorization.

1312325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7516 (or 7511 counting only the distinct ones).

The product of its digits is 180, while the sum is 17.

The square root of 1312325 is about 1145.5675449313. The cubic root of 1312325 is about 109.4831121485.

Adding to 1312325 its reverse (5232131), we get a palindrome (6544456).

The spelling of 1312325 in words is "one million, three hundred twelve thousand, three hundred twenty-five".