118133523 has 6 divisors (see below), whose sum is σ = 170637324. Its totient is φ = 78755676.

The previous prime is 118133503. The next prime is 118133531. The reversal of 118133523 is 325331811.

118133523 is a `hidden beast` number, since 1 + 1 + 8 + 133 + 523 = 666.

It is not a de Polignac number, because 118133523 - 2¹³ = 118125331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118133503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6562965 + ... + 6562982.

It is an arithmetic number, because the mean of its divisors is an integer number (28439554).

Almost surely, 2^118133523 is an apocalyptic number.

118133523 is a deficient number, since it is larger than the sum of its proper divisors (52503801).

118133523 is a wasteful number, since it uses less digits than its factorization.

118133523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13125953 (or 13125950 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 118133523 is about 10868.9246478205. The cubic root of 118133523 is about 490.6717470056.

The spelling of 118133523 in words is "one hundred eighteen million, one hundred thirty-three thousand, five hundred twenty-three".