313265 has 4 divisors (see below), whose sum is σ = 375924. Its totient is φ = 250608.

The previous prime is 313249. The next prime is 313267. The reversal of 313265 is 562313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 97969 + 215296 = 313^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 313265 - 2⁴ = 313249 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313265.

It is not an unprimeable number, because it can be changed into a prime (313267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31322 + ... + 31331.

It is an arithmetic number, because the mean of its divisors is an integer number (93981).

2³¹³²⁶⁵ is an apocalyptic number.

It is an amenable number.

313265 is a deficient number, since it is larger than the sum of its proper divisors (62659).

313265 is an equidigital number, since it uses as much as digits as its factorization.

313265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62658.

The product of its digits is 540, while the sum is 20.

The square root of 313265 is about 559.7008129349. The cubic root of 313265 is about 67.9157694103.

Adding to 313265 its reverse (562313), we get a palindrome (875578).

The spelling of 313265 in words is "three hundred thirteen thousand, two hundred sixty-five".