214645799 has 2 divisors, whose sum is σ = 214645800. Its totient is φ = 214645798.

The previous prime is 214645721. The next prime is 214645801. The reversal of 214645799 is 997546412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214645799 - 2¹⁶ = 214580263 is a prime.

Together with 214645801, 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 (214695799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107322899 + 107322900.

It is an arithmetic number, because the mean of its divisors is an integer number (107322900).

Almost surely, 2^214645799 is an apocalyptic number.

214645799 is a deficient number, since it is larger than the sum of its proper divisors (1).

214645799 is an equidigital number, since it uses as much as digits as its factorization.

214645799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The square root of 214645799 is about 14650.7951661335. The cubic root of 214645799 is about 598.7434806205.

The spelling of 214645799 in words is "two hundred fourteen million, six hundred forty-five thousand, seven hundred ninety-nine".