4451122243 has 2 divisors, whose sum is σ = 4451122244. Its totient is φ = 4451122242.

The previous prime is 4451122241. The next prime is 4451122297. The reversal of 4451122243 is 3422211544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4451122243 - 2¹ = 4451122241 is a prime.

Together with 4451122241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4451122241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225561121 + 2225561122.

It is an arithmetic number, because the mean of its divisors is an integer number (2225561122).

Almost surely, 2^4451122243 is an apocalyptic number.

4451122243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4451122243 is an equidigital number, since it uses as much as digits as its factorization.

4451122243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 28.

The square root of 4451122243 is about 66716.7313572840. The cubic root of 4451122243 is about 1644.9644141931.

Adding to 4451122243 its reverse (3422211544), we get a palindrome (7873333787).

The spelling of 4451122243 in words is "four billion, four hundred fifty-one million, one hundred twenty-two thousand, two hundred forty-three".