1122245017 has 2 divisors, whose sum is σ = 1122245018. Its totient is φ = 1122245016.

The previous prime is 1122245011. The next prime is 1122245027. The reversal of 1122245017 is 7105422211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 658230336 + 464014681 = 25656^2 + 21541^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122245017 - 2³ = 1122245009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122244982 and 1122245000.

It is not a weakly prime, because it can be changed into another prime (1122245011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561122508 + 561122509.

It is an arithmetic number, because the mean of its divisors is an integer number (561122509).

Almost surely, 2^1122245017 is an apocalyptic number.

It is an amenable number.

1122245017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122245017 is an equidigital number, since it uses as much as digits as its factorization.

1122245017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1122245017 is about 33499.9256267831. The cubic root of 1122245017 is about 1039.1922404473.

Adding to 1122245017 its reverse (7105422211), we get a palindrome (8227667228).

The spelling of 1122245017 in words is "one billion, one hundred twenty-two million, two hundred forty-five thousand, seventeen".