2134439 has 2 divisors, whose sum is σ = 2134440. Its totient is φ = 2134438.

The previous prime is 2134417. The next prime is 2134463. The reversal of 2134439 is 9344312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2134439 - 2⁸ = 2134183 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 (2134409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067219 + 1067220.

It is an arithmetic number, because the mean of its divisors is an integer number (1067220).

2^2134439 is an apocalyptic number.

2134439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134439 is an equidigital number, since it uses as much as digits as its factorization.

2134439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 26.

The square root of 2134439 is about 1460.9719367599. The cubic root of 2134439 is about 128.7541538862.

The spelling of 2134439 in words is "two million, one hundred thirty-four thousand, four hundred thirty-nine".