214694771 has 2 divisors, whose sum is σ = 214694772. Its totient is φ = 214694770.

The previous prime is 214694759. The next prime is 214694797. The reversal of 214694771 is 177496412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214694771 - 2⁶ = 214694707 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (214694741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107347385 + 107347386.

It is an arithmetic number, because the mean of its divisors is an integer number (107347386).

Almost surely, 2^214694771 is an apocalyptic number.

214694771 is a deficient number, since it is larger than the sum of its proper divisors (1).

214694771 is an equidigital number, since it uses as much as digits as its factorization.

214694771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 41.

The square root of 214694771 is about 14652.4663794189. The cubic root of 214694771 is about 598.7890121212.

The spelling of 214694771 in words is "two hundred fourteen million, six hundred ninety-four thousand, seven hundred seventy-one".