118335545 has 4 divisors (see below), whose sum is σ = 142002660. Its totient is φ = 94668432.

The previous prime is 118335541. The next prime is 118335551. The reversal of 118335545 is 545533811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 545533811 = 4111 ⋅132701.

It can be written as a sum of positive squares in 2 ways, for example, as 75550864 + 42784681 = 8692^2 + 6541^2 .

It is a cyclic number.

It is not a de Polignac number, because 118335545 - 2² = 118335541 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118335541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11833550 + ... + 11833559.

It is an arithmetic number, because the mean of its divisors is an integer number (35500665).

Almost surely, 2^118335545 is an apocalyptic number.

It is an amenable number.

118335545 is a deficient number, since it is larger than the sum of its proper divisors (23667115).

118335545 is an equidigital number, since it uses as much as digits as its factorization.

118335545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23667114.

The product of its digits is 36000, while the sum is 35.

The square root of 118335545 is about 10878.2142376403. The cubic root of 118335545 is about 490.9512895460.

The spelling of 118335545 in words is "one hundred eighteen million, three hundred thirty-five thousand, five hundred forty-five".