1080217 has 2 divisors, whose sum is σ = 1080218. Its totient is φ = 1080216.

The previous prime is 1080199. The next prime is 1080223. The reversal of 1080217 is 7120801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1032256 + 47961 = 1016^2 + 219^2 .

It is a cyclic number.

It is not a de Polignac number, because 1080217 - 2⁷ = 1080089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1080194 and 1080203.

It is not a weakly prime, because it can be changed into another prime (1080817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540108 + 540109.

It is an arithmetic number, because the mean of its divisors is an integer number (540109).

2^1080217 is an apocalyptic number.

It is an amenable number.

1080217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080217 is an equidigital number, since it uses as much as digits as its factorization.

1080217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1080217 is about 1039.3348834712. The cubic root of 1080217 is about 102.6054279104.

The spelling of 1080217 in words is "one million, eighty thousand, two hundred seventeen".