313103 has 4 divisors (see below), whose sum is σ = 357840. Its totient is φ = 268368.

The previous prime is 313087. The next prime is 313109. The reversal of 313103 is 301313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301313 = 59 ⋅5107.

It is a cyclic number.

It is not a de Polignac number, because 313103 - 2⁴ = 313087 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 313103.

It is not an unprimeable number, because it can be changed into a prime (313109) 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, 22358 + ... + 22371.

It is an arithmetic number, because the mean of its divisors is an integer number (89460).

2³¹³¹⁰³ is an apocalyptic number.

313103 is a deficient number, since it is larger than the sum of its proper divisors (44737).

313103 is an equidigital number, since it uses as much as digits as its factorization.

313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44736.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 313103 is about 559.5560740444. The cubic root of 313103 is about 67.9040602059.

Adding to 313103 its reverse (301313), we get a palindrome (614416).

It can be divided in two parts, 31310 and 3, that added together give a palindrome (31313).

The spelling of 313103 in words is "three hundred thirteen thousand, one hundred three".