118347121 has 8 divisors (see below), whose sum is σ = 123606720. Its totient is φ = 113097072.

The previous prime is 118347101. The next prime is 118347139. The reversal of 118347121 is 121743811.

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

It is a de Polignac number, because none of the positive numbers 2^k-118347121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 118347121.

It is not an unprimeable number, because it can be changed into a prime (118347101) 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, 36846 + ... + 39928.

It is an arithmetic number, because the mean of its divisors is an integer number (15450840).

Almost surely, 2^118347121 is an apocalyptic number.

It is an amenable number.

118347121 is a deficient number, since it is larger than the sum of its proper divisors (5259599).

118347121 is a wasteful number, since it uses less digits than its factorization.

118347121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775.

The product of its digits is 1344, while the sum is 28.

The square root of 118347121 is about 10878.7462972532. The cubic root of 118347121 is about 490.9672978857.

The spelling of 118347121 in words is "one hundred eighteen million, three hundred forty-seven thousand, one hundred twenty-one".