214518118 has 4 divisors (see below), whose sum is σ = 321777180. Its totient is φ = 107259058.

The previous prime is 214518091. The next prime is 214518127. The reversal of 214518118 is 811815412.

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

It is a self number, because there is not a number n which added to its sum of digits gives 214518118.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53629528 + ... + 53629531.

It is an arithmetic number, because the mean of its divisors is an integer number (80444295).

Almost surely, 2^214518118 is an apocalyptic number.

214518118 is a deficient number, since it is larger than the sum of its proper divisors (107259062).

214518118 is a wasteful number, since it uses less digits than its factorization.

214518118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107259061.

The product of its digits is 2560, while the sum is 31.

The square root of 214518118 is about 14646.4370411373. The cubic root of 214518118 is about 598.6247371992.

The spelling of 214518118 in words is "two hundred fourteen million, five hundred eighteen thousand, one hundred eighteen".