2117039 has 2 divisors, whose sum is σ = 2117040. Its totient is φ = 2117038.

The previous prime is 2116997. The next prime is 2117041. The reversal of 2117039 is 9307112.

2117039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2117039 - 2⁸ = 2116783 is a prime.

Together with 2117041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2117099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058519 + 1058520.

It is an arithmetic number, because the mean of its divisors is an integer number (1058520).

2^2117039 is an apocalyptic number.

2117039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2117039 is an equidigital number, since it uses as much as digits as its factorization.

2117039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 2117039 is about 1455.0048109886. The cubic root of 2117039 is about 128.4033298179.

The spelling of 2117039 in words is "two million, one hundred seventeen thousand, thirty-nine".