1128328344 has 96 divisors (see below), whose sum is σ = 3590168400. Its totient is φ = 315613440.

The previous prime is 1128328309. The next prime is 1128328349. The reversal of 1128328344 is 4438238211.

It is a happy number.

1128328344 is a `hidden beast` number, since 11 + 283 + 28 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1128328299 and 1128328308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128328349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44499 + ... + 65090.

Almost surely, 2^1128328344 is an apocalyptic number.

It is an amenable number.

1128328344 is an abundant number, since it is smaller than the sum of its proper divisors (2461840056).

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

1128328344 is a wasteful number, since it uses less digits than its factorization.

1128328344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109625 (or 109618 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 1128328344 is about 33590.5990419939. The cubic root of 1128328344 is about 1041.0665660717.

The spelling of 1128328344 in words is "one billion, one hundred twenty-eight million, three hundred twenty-eight thousand, three hundred forty-four".