1329325 has 6 divisors (see below), whose sum is σ = 1648394. Its totient is φ = 1063440.

The previous prime is 1329313. The next prime is 1329337. The reversal of 1329325 is 5239231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1329313) and next prime (1329337).

It can be written as a sum of positive squares in 3 ways, for example, as 114921 + 1214404 = 339^2 + 1102^2 .

It is not a de Polignac number, because 1329325 - 2⁷ = 1329197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 53173 = 1329325 / (1 + 3 + 2 + 9 + 3 + 2 + 5).

It is a Duffinian number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1329325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26562 + ... + 26611.

2^1329325 is an apocalyptic number.

It is an amenable number.

1329325 is a deficient number, since it is larger than the sum of its proper divisors (319069).

1329325 is an equidigital number, since it uses as much as digits as its factorization.

1329325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53183 (or 53178 counting only the distinct ones).

The product of its digits is 1620, while the sum is 25.

The square root of 1329325 is about 1152.9635727116. The cubic root of 1329325 is about 109.9538373794.

The spelling of 1329325 in words is "one million, three hundred twenty-nine thousand, three hundred twenty-five".