313185 has 8 divisors (see below), whose sum is σ = 501120. Its totient is φ = 167024.

The previous prime is 313163. The next prime is 313207. The reversal of 313185 is 581313.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (313163) and next prime (313207).

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 313185 - 2⁵ = 313153 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313185.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10425 + ... + 10454.

It is an arithmetic number, because the mean of its divisors is an integer number (62640).

2³¹³¹⁸⁵ is an apocalyptic number.

It is an amenable number.

313185 is a deficient number, since it is larger than the sum of its proper divisors (187935).

313185 is a wasteful number, since it uses less digits than its factorization.

313185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20887.

The product of its digits is 360, while the sum is 21.

The square root of 313185 is about 559.6293416182. The cubic root of 313185 is about 67.9099875918.

Adding to 313185 its reverse (581313), we get a palindrome (894498).

The spelling of 313185 in words is "three hundred thirteen thousand, one hundred eighty-five".