1128158304 has 192 divisors, whose sum is σ = 3688312320. Its totient is φ = 293990400.

The previous prime is 1128158299. The next prime is 1128158323. The reversal of 1128158304 is 4038518211.

It is a super-3 number, since 3×1128158304³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 776779 + ... + 778229.

It is an arithmetic number, because the mean of its divisors is an integer number (19209960).

Almost surely, 2^1128158304 is an apocalyptic number.

1128158304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1128158304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1844156160).

1128158304 is an abundant number, since it is smaller than the sum of its proper divisors (2560154016).

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

1128158304 is a wasteful number, since it uses less digits than its factorization.

1128158304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 1128158304 is about 33588.0678813176. The cubic root of 1128158304 is about 1041.0142669181.

The spelling of 1128158304 in words is "one billion, one hundred twenty-eight million, one hundred fifty-eight thousand, three hundred four".