118732163 has 4 divisors (see below), whose sum is σ = 129526008. Its totient is φ = 107938320.

The previous prime is 118732153. The next prime is 118732189. The reversal of 118732163 is 361237811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 118732163 - 2⁶ = 118732099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118732153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5396906 + ... + 5396927.

It is an arithmetic number, because the mean of its divisors is an integer number (32381502).

Almost surely, 2^118732163 is an apocalyptic number.

118732163 is a deficient number, since it is larger than the sum of its proper divisors (10793845).

118732163 is a wasteful number, since it uses less digits than its factorization.

118732163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10793844.

The product of its digits is 6048, while the sum is 32.

The square root of 118732163 is about 10896.4289104275. The cubic root of 118732163 is about 491.4991750211.

Adding to 118732163 its reverse (361237811), we get a palindrome (479969974).

The spelling of 118732163 in words is "one hundred eighteen million, seven hundred thirty-two thousand, one hundred sixty-three".