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10118 = 25059

10118 has 4 divisors (see below), whose sum is σ = 15180. Its totient is φ = 5058.

The previous prime is 10111. The next prime is 10133. The reversal of 10118 is 81101.

10118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 10099 and 10108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111) by changing a digit.

10118 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528 + ... + 2531.

It is an arithmetic number, because the mean of its divisors is an integer number (3795).

210118 is an apocalyptic number.

10118 is a deficient number, since it is larger than the sum of its proper divisors (5062).

10118 is an equidigital number, since it uses as much as digits as its factorization.

10118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 10118 is about 100.5882696938. The cubic root of 10118 is about 21.6287568512.

Adding to 10118 its reverse (81101), we get a palindrome (91219).

It can be divided in two parts, 10 and 118, that added together give a 7-th power (128 = 27).

The spelling of 10118 in words is "ten thousand, one hundred eighteen".

Divisors: 1 2 5059 10118