118847 has 4 divisors (see below), whose sum is σ = 125856. Its totient is φ = 111840.

The previous prime is 118843. The next prime is 118861. The reversal of 118847 is 748811.

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

It is a cyclic number.

It is not a de Polignac number, because 118847 - 2² = 118843 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118843) 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, 3479 + ... + 3512.

It is an arithmetic number, because the mean of its divisors is an integer number (31464).

2¹¹⁸⁸⁴⁷ is an apocalyptic number.

118847 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

118847 is a deficient number, since it is larger than the sum of its proper divisors (7009).

118847 is an equidigital number, since it uses as much as digits as its factorization.

118847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7008.

The product of its digits is 1792, while the sum is 29.

The square root of 118847 is about 344.7419324654. The cubic root of 118847 is about 49.1657582264.

The spelling of 118847 in words is "one hundred eighteen thousand, eight hundred forty-seven".