217094107 has 2 divisors, whose sum is σ = 217094108. Its totient is φ = 217094106.

The previous prime is 217094089. The next prime is 217094113. The reversal of 217094107 is 701490712.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 217094107 - 2⁷ = 217093979 is a prime.

It is equal to p_11971291 and since 217094107 and 11971291 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (217094707) 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, 108547053 + 108547054.

It is an arithmetic number, because the mean of its divisors is an integer number (108547054).

Almost surely, 2^217094107 is an apocalyptic number.

217094107 is a deficient number, since it is larger than the sum of its proper divisors (1).

217094107 is an equidigital number, since it uses as much as digits as its factorization.

217094107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 217094107 is about 14734.1137161351. The cubic root of 217094107 is about 601.0113563431.

The spelling of 217094107 in words is "two hundred seventeen million, ninety-four thousand, one hundred seven".