1045289328 has 40 divisors (see below), whose sum is σ = 2701517568. Its totient is φ = 348276672.

The previous prime is 1045289321. The next prime is 1045289339. The reversal of 1045289328 is 8239825401.

It is a self number, because there is not a number n which added to its sum of digits gives 1045289328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045289321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175975 + ... + 181817.

Almost surely, 2^1045289328 is an apocalyptic number.

It is an amenable number.

1045289328 is an abundant number, since it is smaller than the sum of its proper divisors (1656228240).

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

1045289328 is a wasteful number, since it uses less digits than its factorization.

1045289328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9581 (or 9575 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 1045289328 is about 32330.9345364467. The cubic root of 1045289328 is about 1014.8741067053.

The spelling of 1045289328 in words is "one billion, forty-five million, two hundred eighty-nine thousand, three hundred twenty-eight".