118343427 has 8 divisors (see below), whose sum is σ = 162056016. Its totient is φ = 76763232.

The previous prime is 118343413. The next prime is 118343437. The reversal of 118343427 is 724343811.

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

It is not a de Polignac number, because 118343427 - 2¹⁰ = 118342403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118343437) 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 7 ways as a sum of consecutive naturals, for example, 532968 + ... + 533189.

It is an arithmetic number, because the mean of its divisors is an integer number (20257002).

Almost surely, 2^118343427 is an apocalyptic number.

118343427 is a deficient number, since it is larger than the sum of its proper divisors (43712589).

118343427 is a wasteful number, since it uses less digits than its factorization.

118343427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066197.

The product of its digits is 16128, while the sum is 33.

The square root of 118343427 is about 10878.5765153351. The cubic root of 118343427 is about 490.9621896019.

It can be divided in two parts, 11 and 8343427, that added together give a palindrome (8343438).

The spelling of 118343427 in words is "one hundred eighteen million, three hundred forty-three thousand, four hundred twenty-seven".