1122011444 has 6 divisors (see below), whose sum is σ = 1963520034. Its totient is φ = 561005720.

The previous prime is 1122011411. The next prime is 1122011531. The reversal of 1122011444 is 4441102211.

It can be written as a sum of positive squares in only one way, i.e., 1119571600 + 2439844 = 33460^2 + 1562^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140251427 + ... + 140251434.

It is an arithmetic number, because the mean of its divisors is an integer number (327253339).

Almost surely, 2^1122011444 is an apocalyptic number.

It is an amenable number.

1122011444 is a deficient number, since it is larger than the sum of its proper divisors (841508590).

1122011444 is a wasteful number, since it uses less digits than its factorization.

1122011444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280502865 (or 280502863 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1122011444 is about 33496.4392734511. The cubic root of 1122011444 is about 1039.1201397067.

Adding to 1122011444 its reverse (4441102211), we get a palindrome (5563113655).

The spelling of 1122011444 in words is "one billion, one hundred twenty-two million, eleven thousand, four hundred forty-four".