188983 has 2 divisors, whose sum is σ = 188984. Its totient is φ = 188982.

The previous prime is 188957. The next prime is 188999. The reversal of 188983 is 389881.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188983 is a prime.

188983 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94491 + 94492.

It is an arithmetic number, because the mean of its divisors is an integer number (94492).

2¹⁸⁸⁹⁸³ is an apocalyptic number.

188983 is a deficient number, since it is larger than the sum of its proper divisors (1).

188983 is an equidigital number, since it uses as much as digits as its factorization.

188983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 37.

The square root of 188983 is about 434.7217500885. The cubic root of 188983 is about 57.3862148056.

The spelling of 188983 in words is "one hundred eighty-eight thousand, nine hundred eighty-three".