1126220717 has 2 divisors, whose sum is σ = 1126220718. Its totient is φ = 1126220716.

The previous prime is 1126220701. The next prime is 1126220773. The reversal of 1126220717 is 7170226211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 989354116 + 136866601 = 31454^2 + 11699^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126220717 - 2⁴ = 1126220701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1126220717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126220317) 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, 563110358 + 563110359.

It is an arithmetic number, because the mean of its divisors is an integer number (563110359).

Almost surely, 2^1126220717 is an apocalyptic number.

It is an amenable number.

1126220717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126220717 is an equidigital number, since it uses as much as digits as its factorization.

1126220717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1126220717 is about 33559.2121033853. The cubic root of 1126220717 is about 1040.4179523891.

Adding to 1126220717 its reverse (7170226211), we get a palindrome (8296446928).

The spelling of 1126220717 in words is "one billion, one hundred twenty-six million, two hundred twenty thousand, seven hundred seventeen".