2118027 has 4 divisors (see below), whose sum is σ = 2824040. Its totient is φ = 1412016.

The previous prime is 2118023. The next prime is 2118029. The reversal of 2118027 is 7208112.

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

It is not a de Polignac number, because 2118027 - 2² = 2118023 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2117994 and 2118012.

It is not an unprimeable number, because it can be changed into a prime (2118023) 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, 353002 + ... + 353007.

It is an arithmetic number, because the mean of its divisors is an integer number (706010).

2^2118027 is an apocalyptic number.

2118027 is a deficient number, since it is larger than the sum of its proper divisors (706013).

2118027 is an equidigital number, since it uses as much as digits as its factorization.

2118027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706012.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 2118027 is about 1455.3442891632. The cubic root of 2118027 is about 128.4233015426.

The spelling of 2118027 in words is "two million, one hundred eighteen thousand, twenty-seven".