188970241 has 2 divisors, whose sum is σ = 188970242. Its totient is φ = 188970240.

The previous prime is 188970233. The next prime is 188970311. The reversal of 188970241 is 142079881.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186732225 + 2238016 = 13665^2 + 1496^2 .

It is an emirp because it is prime and its reverse (142079881) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 188970241 - 2³ = 188970233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 188970194 and 188970203.

It is not a weakly prime, because it can be changed into another prime (188971241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94485120 + 94485121.

It is an arithmetic number, because the mean of its divisors is an integer number (94485121).

Almost surely, 2^188970241 is an apocalyptic number.

It is an amenable number.

188970241 is a deficient number, since it is larger than the sum of its proper divisors (1).

188970241 is an equidigital number, since it uses as much as digits as its factorization.

188970241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 188970241 is about 13746.6447178939. The cubic root of 188970241 is about 573.8492331877.

The spelling of 188970241 in words is "one hundred eighty-eight million, nine hundred seventy thousand, two hundred forty-one".