313097 has 4 divisors (see below), whose sum is σ = 317460. Its totient is φ = 308736.

The previous prime is 313087. The next prime is 313109. The reversal of 313097 is 790313.

313097 is nontrivially palindromic in base 8.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 790313 = 17 ⋅46489.

It can be written as a sum of positive squares in 2 ways, for example, as 246016 + 67081 = 496^2 + 259^2 .

It is a cyclic number.

It is not a de Polignac number, because 313097 - 2⁴ = 313081 is a prime.

It is a Duffinian number.

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 313097.

It is not an unprimeable number, because it can be changed into a prime (313037) 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, 2072 + ... + 2217.

It is an arithmetic number, because the mean of its divisors is an integer number (79365).

2³¹³⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

313097 is a deficient number, since it is larger than the sum of its proper divisors (4363).

313097 is an equidigital number, since it uses as much as digits as its factorization.

313097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 313097 is about 559.5507126258. The cubic root of 313097 is about 67.9036264541.

The spelling of 313097 in words is "three hundred thirteen thousand, ninety-seven".