1600135328 has 24 divisors (see below), whose sum is σ = 3436655040. Its totient is φ = 727334080.

The previous prime is 1600135321. The next prime is 1600135333. The reversal of 1600135328 is 8235310061.

It is a self number, because there is not a number n which added to its sum of digits gives 1600135328.

It is not an unprimeable number, because it can be changed into a prime (1600135321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2272568 + ... + 2273271.

It is an arithmetic number, because the mean of its divisors is an integer number (143193960).

Almost surely, 2^1600135328 is an apocalyptic number.

It is an amenable number.

1600135328 is an abundant number, since it is smaller than the sum of its proper divisors (1836519712).

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

1600135328 is a wasteful number, since it uses less digits than its factorization.

1600135328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545860 (or 4545852 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1600135328 is about 40001.6915642326. The cubic root of 1600135328 is about 1169.6400694782.

Adding to 1600135328 its reverse (8235310061), we get a palindrome (9835445389).

The spelling of 1600135328 in words is "one billion, six hundred million, one hundred thirty-five thousand, three hundred twenty-eight".