1144220522 has 16 divisors (see below), whose sum is σ = 1749382272. Its totient is φ = 561175440.

The previous prime is 1144220521. The next prime is 1144220531. The reversal of 1144220522 is 2250224411.

It is not an unprimeable number, because it can be changed into a prime (1144220521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7523 + ... + 48425.

It is an arithmetic number, because the mean of its divisors is an integer number (109336392).

Almost surely, 2^1144220522 is an apocalyptic number.

1144220522 is a deficient number, since it is larger than the sum of its proper divisors (605161750).

1144220522 is a wasteful number, since it uses less digits than its factorization.

1144220522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41173.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1144220522 is about 33826.3288282959. The cubic root of 1144220522 is about 1045.9315036911.

Adding to 1144220522 its reverse (2250224411), we get a palindrome (3394444933).

The spelling of 1144220522 in words is "one billion, one hundred forty-four million, two hundred twenty thousand, five hundred twenty-two".