1144223105 has 8 divisors (see below), whose sum is σ = 1374729000. Its totient is φ = 914270976.

The previous prime is 1144223089. The next prime is 1144223161. The reversal of 1144223105 is 5013224411.

It can be written as a sum of positive squares in 4 ways, for example, as 633616 + 1143589489 = 796^2 + 33817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144223105 - 2⁴ = 1144223089 is a prime.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 133880 + ... + 142169.

It is an arithmetic number, because the mean of its divisors is an integer number (171841125).

Almost surely, 2^1144223105 is an apocalyptic number.

It is an amenable number.

1144223105 is a deficient number, since it is larger than the sum of its proper divisors (230505895).

1144223105 is an equidigital number, since it uses as much as digits as its factorization.

1144223105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276883.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1144223105 is about 33826.3670085926. The cubic root of 1144223105 is about 1045.9322907303.

Adding to 1144223105 its reverse (5013224411), we get a palindrome (6157447516).

The spelling of 1144223105 in words is "one billion, one hundred forty-four million, two hundred twenty-three thousand, one hundred five".