188983229 has 2 divisors, whose sum is σ = 188983230. Its totient is φ = 188983228.

The previous prime is 188983199. The next prime is 188983243. The reversal of 188983229 is 922389881.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144120025 + 44863204 = 12005^2 + 6698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188983229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188983259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94491614 + 94491615.

It is an arithmetic number, because the mean of its divisors is an integer number (94491615).

Almost surely, 2^188983229 is an apocalyptic number.

It is an amenable number.

188983229 is a deficient number, since it is larger than the sum of its proper divisors (1).

188983229 is an equidigital number, since it uses as much as digits as its factorization.

188983229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 50.

The square root of 188983229 is about 13747.1171159629. The cubic root of 188983229 is about 573.8623798487.

The spelling of 188983229 in words is "one hundred eighty-eight million, nine hundred eighty-three thousand, two hundred twenty-nine".