1313275 has 12 divisors (see below), whose sum is σ = 1644984. Its totient is φ = 1040000.

The previous prime is 1313239. The next prime is 1313293. The reversal of 1313275 is 5723131.

It is a de Polignac number, because none of the positive numbers 2^k-1313275 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 11 ways as a sum of consecutive naturals, for example, 3075 + ... + 3475.

It is an arithmetic number, because the mean of its divisors is an integer number (137082).

2^1313275 is an apocalyptic number.

1313275 is a deficient number, since it is larger than the sum of its proper divisors (331709).

1313275 is a wasteful number, since it uses less digits than its factorization.

1313275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 537 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 1313275 is about 1145.9821115532. The cubic root of 1313275 is about 109.5095242718.

It can be divided in two parts, 131 and 3275, that multiplied together give a square (429025 = 655²).

The spelling of 1313275 in words is "one million, three hundred thirteen thousand, two hundred seventy-five".