118275091 has 8 divisors (see below), whose sum is σ = 129106368. Its totient is φ = 107457000.

The previous prime is 118275089. The next prime is 118275109. The reversal of 118275091 is 190572811.

It is a happy number.

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 118275091 - 2¹ = 118275089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118275011) 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, 31336 + ... + 34906.

It is an arithmetic number, because the mean of its divisors is an integer number (16138296).

Almost surely, 2^118275091 is an apocalyptic number.

118275091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

118275091 is a deficient number, since it is larger than the sum of its proper divisors (10831277).

118275091 is a wasteful number, since it uses less digits than its factorization.

118275091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6593.

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 118275091 is about 10875.4352096824. The cubic root of 118275091 is about 490.8676713204.

The spelling of 118275091 in words is "one hundred eighteen million, two hundred seventy-five thousand, ninety-one".