1122007328 has 24 divisors (see below), whose sum is σ = 2378872188. Its totient is φ = 517849344.

The previous prime is 1122007301. The next prime is 1122007331. The reversal of 1122007328 is 8237002211.

It can be written as a sum of positive squares in 2 ways, for example, as 814075024 + 307932304 = 28532^2 + 17548^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1122007297 and 1122007306.

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, 1348151 + ... + 1348982.

Almost surely, 2^1122007328 is an apocalyptic number.

It is an amenable number.

1122007328 is an abundant number, since it is smaller than the sum of its proper divisors (1256864860).

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

1122007328 is a wasteful number, since it uses less digits than its factorization.

1122007328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697156 (or 2697148 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1122007328 is about 33496.3778340286. The cubic root of 1122007328 is about 1039.1188690649.

Adding to 1122007328 its reverse (8237002211), we get a palindrome (9359009539).

The spelling of 1122007328 in words is "one billion, one hundred twenty-two million, seven thousand, three hundred twenty-eight".