983128 has 8 divisors (see below), whose sum is σ = 1843380. Its totient is φ = 491560.

The previous prime is 983123. The next prime is 983131. The reversal of 983128 is 821389.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 983128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61438 + ... + 61453.

2⁹⁸³¹²⁸ is an apocalyptic number.

It is an amenable number.

983128 is a deficient number, since it is larger than the sum of its proper divisors (860252).

983128 is a wasteful number, since it uses less digits than its factorization.

983128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122897 (or 122893 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 983128 is about 991.5281135702. The cubic root of 983128 is about 99.4344070775.

It can be divided in two parts, 983 and 128, that added together give a palindrome (1111).

The spelling of 983128 in words is "nine hundred eighty-three thousand, one hundred twenty-eight".