214681073 has 2 divisors, whose sum is σ = 214681074. Its totient is φ = 214681072.

The previous prime is 214681039. The next prime is 214681163. The reversal of 214681073 is 370186412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155575729 + 59105344 = 12473^2 + 7688^2 .

It is a cyclic number.

It is not a de Polignac number, because 214681073 - 2⁶ = 214681009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (214681013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107340536 + 107340537.

It is an arithmetic number, because the mean of its divisors is an integer number (107340537).

Almost surely, 2^214681073 is an apocalyptic number.

It is an amenable number.

214681073 is a deficient number, since it is larger than the sum of its proper divisors (1).

214681073 is an equidigital number, since it uses as much as digits as its factorization.

214681073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 214681073 is about 14651.9989421239. The cubic root of 214681073 is about 598.7762771638.

The spelling of 214681073 in words is "two hundred fourteen million, six hundred eighty-one thousand, seventy-three".