118732730 has 16 divisors (see below), whose sum is σ = 213951240. Its totient is φ = 47441472.

The previous prime is 118732727. The next prime is 118732751. The reversal of 118732730 is 37237811.

It can be written as a sum of positive squares in 4 ways, for example, as 105124009 + 13608721 = 10253^2 + 3689^2 .

It is a super-2 number, since 2×118732730² = 28194922346505800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4016 + ... + 15924.

Almost surely, 2^118732730 is an apocalyptic number.

118732730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118732730 is a deficient number, since it is larger than the sum of its proper divisors (95218510).

118732730 is a wasteful number, since it uses less digits than its factorization.

118732730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12913.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 118732730 is about 10896.4549280947. The cubic root of 118732730 is about 491.4999573971.

The spelling of 118732730 in words is "one hundred eighteen million, seven hundred thirty-two thousand, seven hundred thirty".