118820843 has 8 divisors (see below), whose sum is σ = 121303296. Its totient is φ = 116361000.

The previous prime is 118820839. The next prime is 118820869. The reversal of 118820843 is 348028811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 118820843 - 2² = 118820839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118820833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5180 + ... + 16262.

It is an arithmetic number, because the mean of its divisors is an integer number (15162912).

Almost surely, 2^118820843 is an apocalyptic number.

118820843 is a deficient number, since it is larger than the sum of its proper divisors (2482453).

118820843 is a wasteful number, since it uses less digits than its factorization.

118820843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11305.

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 118820843 is about 10900.4973739734. The cubic root of 118820843 is about 491.6215100281.

The spelling of 118820843 in words is "one hundred eighteen million, eight hundred twenty thousand, eight hundred forty-three".