1128752 has 40 divisors (see below), whose sum is σ = 2380800. Its totient is φ = 516672.

The previous prime is 1128737. The next prime is 1128761. The reversal of 1128752 is 2578211.

1128752 = T₁₂₈ + T₁₂₉ + ... + T₂₀₆.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14249 + ... + 14327.

It is an arithmetic number, because the mean of its divisors is an integer number (59520).

2^1128752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1128752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1190400).

1128752 is an abundant number, since it is smaller than the sum of its proper divisors (1252048).

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

1128752 is a wasteful number, since it uses less digits than its factorization.

1128752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 147 counting only the distinct ones).

The product of its digits is 1120, while the sum is 26.

The square root of 1128752 is about 1062.4274092850. The cubic root of 1128752 is about 104.1196846975.

The spelling of 1128752 in words is "one million, one hundred twenty-eight thousand, seven hundred fifty-two".