1133221412 has 6 divisors (see below), whose sum is σ = 1983137478. Its totient is φ = 566610704.

The previous prime is 1133221409. The next prime is 1133221417. The reversal of 1133221412 is 2141223311.

It can be written as a sum of positive squares in only one way, i.e., 648517156 + 484704256 = 25466^2 + 22016^2 .

It is not an unprimeable number, because it can be changed into a prime (1133221417) by changing a digit.

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 as a sum of consecutive naturals, namely, 141652673 + ... + 141652680.

It is an arithmetic number, because the mean of its divisors is an integer number (330522913).

Almost surely, 2^1133221412 is an apocalyptic number.

It is an amenable number.

1133221412 is a deficient number, since it is larger than the sum of its proper divisors (849916066).

1133221412 is a wasteful number, since it uses less digits than its factorization.

1133221412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283305357 (or 283305355 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 1133221412 is about 33663.3541406676. The cubic root of 1133221412 is about 1042.5692798628.

Adding to 1133221412 its reverse (2141223311), we get a palindrome (3274444723).

The spelling of 1133221412 in words is "one billion, one hundred thirty-three million, two hundred twenty-one thousand, four hundred twelve".