118188063 has 48 divisors (see below), whose sum is σ = 207956736. Its totient is φ = 63141120.

The previous prime is 118188041. The next prime is 118188073. The reversal of 118188063 is 360881811.

It is not a de Polignac number, because 118188063 - 2¹⁶ = 118122527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118188023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225720 + ... + 226242.

It is an arithmetic number, because the mean of its divisors is an integer number (4332432).

Almost surely, 2^118188063 is an apocalyptic number.

118188063 is a deficient number, since it is larger than the sum of its proper divisors (89768673).

118188063 is a wasteful number, since it uses less digits than its factorization.

118188063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 118188063 is about 10871.4333461600. The cubic root of 118188063 is about 490.7472466580.

It can be divided in two parts, 11818 and 8063, that added together give a square (19881 = 141²).

The spelling of 118188063 in words is "one hundred eighteen million, one hundred eighty-eight thousand, sixty-three".