214895971 has 2 divisors, whose sum is σ = 214895972. Its totient is φ = 214895970.

The previous prime is 214895953. The next prime is 214896053. The reversal of 214895971 is 179598412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214895971 - 2⁵ = 214895939 is a prime.

It is not a weakly prime, because it can be changed into another prime (214895951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107447985 + 107447986.

It is an arithmetic number, because the mean of its divisors is an integer number (107447986).

Almost surely, 2^214895971 is an apocalyptic number.

214895971 is a deficient number, since it is larger than the sum of its proper divisors (1).

214895971 is an equidigital number, since it uses as much as digits as its factorization.

214895971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 46.

The square root of 214895971 is about 14659.3305099517. The cubic root of 214895971 is about 598.9760043082.

The spelling of 214895971 in words is "two hundred fourteen million, eight hundred ninety-five thousand, nine hundred seventy-one".