118140506 has 16 divisors (see below), whose sum is σ = 194309280. Its totient is φ = 53425680.

The previous prime is 118140493. The next prime is 118140527. The reversal of 118140506 is 605041811.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9296 + ... + 17963.

It is an arithmetic number, because the mean of its divisors is an integer number (12144330).

Almost surely, 2^118140506 is an apocalyptic number.

118140506 is a deficient number, since it is larger than the sum of its proper divisors (76168774).

118140506 is a wasteful number, since it uses less digits than its factorization.

118140506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27469.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 118140506 is about 10869.2458800047. The cubic root of 118140506 is about 490.6814148606.

The spelling of 118140506 in words is "one hundred eighteen million, one hundred forty thousand, five hundred six".