214853999 has 2 divisors, whose sum is σ = 214854000. Its totient is φ = 214853998.

The previous prime is 214853959. The next prime is 214854001. The reversal of 214853999 is 999358412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214853999 - 2¹² = 214849903 is a prime.

Together with 214854001, 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 (214853959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107426999 + 107427000.

It is an arithmetic number, because the mean of its divisors is an integer number (107427000).

Almost surely, 2^214853999 is an apocalyptic number.

214853999 is a deficient number, since it is larger than the sum of its proper divisors (1).

214853999 is an equidigital number, since it uses as much as digits as its factorization.

214853999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 50.

The square root of 214853999 is about 14657.8988603415. The cubic root of 214853999 is about 598.9370058141.

The spelling of 214853999 in words is "two hundred fourteen million, eight hundred fifty-three thousand, nine hundred ninety-nine".