118906655 has 16 divisors (see below), whose sum is σ = 171655680. Its totient is φ = 77244192.

The previous prime is 118906651. The next prime is 118906673. The reversal of 118906655 is 556609811.

It is a cyclic number.

It is not a de Polignac number, because 118906655 - 2² = 118906651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118906651) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 88739 + ... + 90068.

It is an arithmetic number, because the mean of its divisors is an integer number (10728480).

Almost surely, 2^118906655 is an apocalyptic number.

118906655 is a deficient number, since it is larger than the sum of its proper divisors (52749025).

118906655 is a wasteful number, since it uses less digits than its factorization.

118906655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178838.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 118906655 is about 10904.4328142274. The cubic root of 118906655 is about 491.7398306646.

The spelling of 118906655 in words is "one hundred eighteen million, nine hundred six thousand, six hundred fifty-five".