1111006217 has 2 divisors, whose sum is σ = 1111006218. Its totient is φ = 1111006216.

The previous prime is 1111006187. The next prime is 1111006231. The reversal of 1111006217 is 7126001111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 850538896 + 260467321 = 29164^2 + 16139^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111006217 - 2¹⁰ = 1111005193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111000217) 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, 555503108 + 555503109.

It is an arithmetic number, because the mean of its divisors is an integer number (555503109).

Almost surely, 2^1111006217 is an apocalyptic number.

It is an amenable number.

1111006217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111006217 is an equidigital number, since it uses as much as digits as its factorization.

1111006217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 20.

The square root of 1111006217 is about 33331.7598845305. The cubic root of 1111006217 is about 1035.7115745864.

Adding to 1111006217 its reverse (7126001111), we get a palindrome (8237007328).

The spelling of 1111006217 in words is "one billion, one hundred eleven million, six thousand, two hundred seventeen".