214273439 has 2 divisors, whose sum is σ = 214273440. Its totient is φ = 214273438.

The previous prime is 214273417. The next prime is 214273441. The reversal of 214273439 is 934372412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214273439 - 2⁸ = 214273183 is a prime.

Together with 214273441, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 214273399 and 214273408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214273639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107136719 + 107136720.

It is an arithmetic number, because the mean of its divisors is an integer number (107136720).

Almost surely, 2^214273439 is an apocalyptic number.

214273439 is a deficient number, since it is larger than the sum of its proper divisors (1).

214273439 is an equidigital number, since it uses as much as digits as its factorization.

214273439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 214273439 is about 14638.0818073954. The cubic root of 214273439 is about 598.3970538269.

The spelling of 214273439 in words is "two hundred fourteen million, two hundred seventy-three thousand, four hundred thirty-nine".