118135305 has 12 divisors (see below), whose sum is σ = 204767940. Its totient is φ = 63005472.

The previous prime is 118135301. The next prime is 118135321. The reversal of 118135305 is 503531811.

118135305 is a `hidden beast` number, since 118 + 13 + 530 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42653961 + 75481344 = 6531^2 + 8688^2 .

It is not a de Polignac number, because 118135305 - 2² = 118135301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118135301) 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 11 ways as a sum of consecutive naturals, for example, 1312570 + ... + 1312659.

It is an arithmetic number, because the mean of its divisors is an integer number (17063995).

Almost surely, 2^118135305 is an apocalyptic number.

118135305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118135305 is a deficient number, since it is larger than the sum of its proper divisors (86632635).

118135305 is a wasteful number, since it uses less digits than its factorization.

118135305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625240 (or 2625237 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 118135305 is about 10869.0066243424. The cubic root of 118135305 is about 490.6742141931.

The spelling of 118135305 in words is "one hundred eighteen million, one hundred thirty-five thousand, three hundred five".