1128924000 has 192 divisors, whose sum is σ = 4109676480. Its totient is φ = 301017600.

The previous prime is 1128923933. The next prime is 1128924023. The reversal of 1128924000 is 4298211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102774 + ... + 113226.

It is an arithmetic number, because the mean of its divisors is an integer number (21404565).

Almost surely, 2^1128924000 is an apocalyptic number.

1128924000 is a gapful number since it is divisible by the number (10) 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 1128924000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2054838240).

1128924000 is an abundant number, since it is smaller than the sum of its proper divisors (2980752480).

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

1128924000 is a wasteful number, since it uses less digits than its factorization.

1128924000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10487 (or 10463 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1128924000 is about 33599.4642814435. The cubic root of 1128924000 is about 1041.2497303843.

The spelling of 1128924000 in words is "one billion, one hundred twenty-eight million, nine hundred twenty-four thousand".