128483983 has 2 divisors, whose sum is σ = 128483984. Its totient is φ = 128483982.

The previous prime is 128483921. The next prime is 128484047. The reversal of 128483983 is 389384821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 128483983 - 2²¹ = 126386831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128483483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64241991 + 64241992.

It is an arithmetic number, because the mean of its divisors is an integer number (64241992).

Almost surely, 2^128483983 is an apocalyptic number.

128483983 is a deficient number, since it is larger than the sum of its proper divisors (1).

128483983 is an equidigital number, since it uses as much as digits as its factorization.

128483983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 46.

The square root of 128483983 is about 11335.0775471542. The cubic root of 128483983 is about 504.6028089470.

The spelling of 128483983 in words is "one hundred twenty-eight million, four hundred eighty-three thousand, nine hundred eighty-three".