1122044263 has 2 divisors, whose sum is σ = 1122044264. Its totient is φ = 1122044262.

The previous prime is 1122044233. The next prime is 1122044323. The reversal of 1122044263 is 3624402211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122044263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122044233) 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, 561022131 + 561022132.

It is an arithmetic number, because the mean of its divisors is an integer number (561022132).

Almost surely, 2^1122044263 is an apocalyptic number.

1122044263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122044263 is an equidigital number, since it uses as much as digits as its factorization.

1122044263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1122044263 is about 33496.9291577601. The cubic root of 1122044263 is about 1039.1302710803.

Adding to 1122044263 its reverse (3624402211), we get a palindrome (4746446474).

The spelling of 1122044263 in words is "one billion, one hundred twenty-two million, forty-four thousand, two hundred sixty-three".