1128120484 has 6 divisors (see below), whose sum is σ = 1974210854. Its totient is φ = 564060240.

The previous prime is 1128120481. The next prime is 1128120551. The reversal of 1128120484 is 4840218211.

It can be written as a sum of positive squares in only one way, i.e., 729000000 + 399120484 = 27000^2 + 19978^2 .

It is not an unprimeable number, because it can be changed into a prime (1128120481) 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, 141015057 + ... + 141015064.

Almost surely, 2^1128120484 is an apocalyptic number.

It is an amenable number.

1128120484 is a deficient number, since it is larger than the sum of its proper divisors (846090370).

1128120484 is a wasteful number, since it uses less digits than its factorization.

1128120484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282030125 (or 282030123 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 1128120484 is about 33587.5048790469. The cubic root of 1128120484 is about 1041.0026339173.

Adding to 1128120484 its reverse (4840218211), we get a palindrome (5968338695).

The spelling of 1128120484 in words is "one billion, one hundred twenty-eight million, one hundred twenty thousand, four hundred eighty-four".