118351 has 4 divisors (see below), whose sum is σ = 124600. Its totient is φ = 112104.

The previous prime is 118343. The next prime is 118361. The reversal of 118351 is 153811.

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 118351 - 2³ = 118343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 6229 = 118351 / (1 + 1 + 8 + 3 + 5 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3096 + ... + 3133.

It is an arithmetic number, because the mean of its divisors is an integer number (31150).

2¹¹⁸³⁵¹ is an apocalyptic number.

118351 is a deficient number, since it is larger than the sum of its proper divisors (6249).

118351 is an equidigital number, since it uses as much as digits as its factorization.

118351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6248.

The product of its digits is 120, while the sum is 19.

The square root of 118351 is about 344.0218016347. The cubic root of 118351 is about 49.0972661884.

The spelling of 118351 in words is "one hundred eighteen thousand, three hundred fifty-one".