1315265 has 8 divisors (see below), whose sum is σ = 1803840. Its totient is φ = 901872.

The previous prime is 1315253. The next prime is 1315283. The reversal of 1315265 is 5625131.

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

It is a cyclic number.

It is not a de Polignac number, because 1315265 - 2²⁰ = 266689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1315265.

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 7 ways as a sum of consecutive naturals, for example, 18755 + ... + 18824.

It is an arithmetic number, because the mean of its divisors is an integer number (225480).

2^1315265 is an apocalyptic number.

It is an amenable number.

1315265 is a deficient number, since it is larger than the sum of its proper divisors (488575).

1315265 is an equidigital number, since it uses as much as digits as its factorization.

1315265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37591.

The product of its digits is 900, while the sum is 23.

The square root of 1315265 is about 1146.8500337882. The cubic root of 1315265 is about 109.5648094616.

The spelling of 1315265 in words is "one million, three hundred fifteen thousand, two hundred sixty-five".