1128361504 has 24 divisors (see below), whose sum is σ = 2236380300. Its totient is φ = 560391936.

The previous prime is 1128361483. The next prime is 1128361523. The reversal of 1128361504 is 4051638211.

It can be written as a sum of positive squares in 2 ways, for example, as 1124931600 + 3429904 = 33540^2 + 1852^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 113559 + ... + 123094.

Almost surely, 2^1128361504 is an apocalyptic number.

It is an amenable number.

1128361504 is a deficient number, since it is larger than the sum of its proper divisors (1108018796).

1128361504 is a wasteful number, since it uses less digits than its factorization.

1128361504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236812 (or 236804 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1128361504 is about 33591.0926288503. The cubic root of 1128361504 is about 1041.0767644711.

Adding to 1128361504 its reverse (4051638211), we get a palindrome (5179999715).

The spelling of 1128361504 in words is "one billion, one hundred twenty-eight million, three hundred sixty-one thousand, five hundred four".