118539141 has 16 divisors (see below), whose sum is σ = 182496384. Its totient is φ = 67037184.

The previous prime is 118539139. The next prime is 118539151. The reversal of 118539141 is 141935811.

It is not a de Polignac number, because 118539141 - 2¹ = 118539139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118539101) 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 15 ways as a sum of consecutive naturals, for example, 27060 + ... + 31133.

It is an arithmetic number, because the mean of its divisors is an integer number (11406024).

Almost surely, 2^118539141 is an apocalyptic number.

It is an amenable number.

118539141 is a deficient number, since it is larger than the sum of its proper divisors (63957243).

118539141 is an equidigital number, since it uses as much as digits as its factorization.

118539141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58300.

The product of its digits is 4320, while the sum is 33.

The square root of 118539141 is about 10887.5681857796. The cubic root of 118539141 is about 491.2326883682.

The spelling of 118539141 in words is "one hundred eighteen million, five hundred thirty-nine thousand, one hundred forty-one".