2118007 has 2 divisors, whose sum is σ = 2118008. Its totient is φ = 2118006.

The previous prime is 2117977. The next prime is 2118023. The reversal of 2118007 is 7008112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2118007 is a prime.

It is a Chen prime.

2118007 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059003 + 1059004.

It is an arithmetic number, because the mean of its divisors is an integer number (1059004).

2^2118007 is an apocalyptic number.

2118007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118007 is an equidigital number, since it uses as much as digits as its factorization.

2118007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 2118007 is about 1455.3374179207. The cubic root of 2118007 is about 128.4228973182.

The spelling of 2118007 in words is "two million, one hundred eighteen thousand, seven".