18019114 has 8 divisors (see below), whose sum is σ = 27432288. Its totient is φ = 8875020.

The previous prime is 18019103. The next prime is 18019123. The reversal of 18019114 is 41191081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67102 + ... + 67369.

It is an arithmetic number, because the mean of its divisors is an integer number (3429036).

Almost surely, 2^18019114 is an apocalyptic number.

18019114 is a deficient number, since it is larger than the sum of its proper divisors (9413174).

18019114 is a wasteful number, since it uses less digits than its factorization.

18019114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134540.

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 18019114 is about 4244.8926959347. The cubic root of 18019114 is about 262.1668711439.

The spelling of 18019114 in words is "eighteen million, nineteen thousand, one hundred fourteen".