1143450522 has 12 divisors (see below), whose sum is σ = 2477476170. Its totient is φ = 381150168.

The previous prime is 1143450521. The next prime is 1143450547. The reversal of 1143450522 is 2250543411.

It can be written as a sum of positive squares in only one way, i.e., 1067917041 + 75533481 = 32679^2 + 8691^2 .

It is not an unprimeable number, because it can be changed into a prime (1143450521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31762497 + ... + 31762532.

Almost surely, 2^1143450522 is an apocalyptic number.

1143450522 is an abundant number, since it is smaller than the sum of its proper divisors (1334025648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143450522 is a wasteful number, since it uses less digits than its factorization.

1143450522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63525037 (or 63525034 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1143450522 is about 33814.9452461482. The cubic root of 1143450522 is about 1045.6968321494.

Adding to 1143450522 its reverse (2250543411), we get a palindrome (3393993933).

The spelling of 1143450522 in words is "one billion, one hundred forty-three million, four hundred fifty thousand, five hundred twenty-two".