383983 has 2 divisors, whose sum is σ = 383984. Its totient is φ = 383982.

The previous prime is 383969. The next prime is 383987. The reversal of 383983 is 389383.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 383983 - 2⁵ = 383951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191991 + 191992.

It is an arithmetic number, because the mean of its divisors is an integer number (191992).

2³⁸³⁹⁸³ is an apocalyptic number.

383983 is a deficient number, since it is larger than the sum of its proper divisors (1).

383983 is an equidigital number, since it uses as much as digits as its factorization.

383983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 383983 is about 619.6636184254. The cubic root of 383983 is about 72.6837510916.

The spelling of 383983 in words is "three hundred eighty-three thousand, nine hundred eighty-three".