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3118 = 21559

• Sorting the digits of 23118 in ascending order we obtain a prime of 853 digits.

3118 has 4 divisors (see below), whose sum is σ = 4680. Its totient is φ = 1558.

The previous prime is 3109. The next prime is 3119. The reversal of 3118 is 8113.

3118 is nontrivially palindromic in base 15.

3118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

3118 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.

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

3118 is an undulating number in base 15.

It is a plaindrome in base 6 and base 13.

It is a nialpdrome in base 5.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 3098 and 3107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 778 + ... + 781.

It is an arithmetic number, because the mean of its divisors is an integer number (1170).

23118 is an apocalyptic number.

3118 is a deficient number, since it is larger than the sum of its proper divisors (1562).

3118 is a wasteful number, since it uses less digits than its factorization.

3118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561.

The product of its digits is 24, while the sum is 13.

The square root of 3118 is about 55.8390544333. The cubic root of 3118 is about 14.6091641972.

It can be divided in two parts, 31 and 18, that added together give a square (49 = 72).

The spelling of 3118 in words is "three thousand, one hundred eighteen".

Divisors: 1 2 1559 3118