1325515 has 8 divisors (see below), whose sum is σ = 1597248. Its totient is φ = 1056000.

The previous prime is 1325509. The next prime is 1325521. The reversal of 1325515 is 5155231.

It is an interprime number because it is at equal distance from previous prime (1325509) and next prime (1325521).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1325515 - 2⁵ = 1325483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1390 + ... + 2140.

It is an arithmetic number, because the mean of its divisors is an integer number (199656).

2^1325515 is an apocalyptic number.

1325515 is a deficient number, since it is larger than the sum of its proper divisors (271733).

1325515 is an equidigital number, since it uses as much as digits as its factorization.

1325515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109.

The product of its digits is 750, while the sum is 22.

The square root of 1325515 is about 1151.3101232943. The cubic root of 1325515 is about 109.8486900334.

The spelling of 1325515 in words is "one million, three hundred twenty-five thousand, five hundred fifteen".