1144322223 has 32 divisors (see below), whose sum is σ = 1739059200. Its totient is φ = 662928000.

The previous prime is 1144322213. The next prime is 1144322227. The reversal of 1144322223 is 3222234411.

It is a happy number.

It is not a de Polignac number, because 1144322223 - 2⁵ = 1144322191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144322193 and 1144322202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144322227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90738 + ... + 102576.

It is an arithmetic number, because the mean of its divisors is an integer number (54345600).

Almost surely, 2^1144322223 is an apocalyptic number.

1144322223 is a deficient number, since it is larger than the sum of its proper divisors (594736977).

1144322223 is a wasteful number, since it uses less digits than its factorization.

1144322223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11983.

The product of its digits is 2304, while the sum is 24.

The square root of 1144322223 is about 33827.8320765609. The cubic root of 1144322223 is about 1045.9624910537.

Adding to 1144322223 its reverse (3222234411), we get a palindrome (4366556634).

The spelling of 1144322223 in words is "one billion, one hundred forty-four million, three hundred twenty-two thousand, two hundred twenty-three".