2144117 has 2 divisors, whose sum is σ = 2144118. Its totient is φ = 2144116.

The previous prime is 2144081. The next prime is 2144123. The reversal of 2144117 is 7114412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1976836 + 167281 = 1406^2 + 409^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144117 - 2⁸ = 2143861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072058 + 1072059.

It is an arithmetic number, because the mean of its divisors is an integer number (1072059).

2^2144117 is an apocalyptic number.

It is an amenable number.

2144117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144117 is an equidigital number, since it uses as much as digits as its factorization.

2144117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 224, while the sum is 20.

The square root of 2144117 is about 1464.2803693282. The cubic root of 2144117 is about 128.9484600710.

Adding to 2144117 its reverse (7114412), we get a palindrome (9258529).

The spelling of 2144117 in words is "two million, one hundred forty-four thousand, one hundred seventeen".