188066141 has 8 divisors (see below), whose sum is σ = 190656768. Its totient is φ = 185490000.

The previous prime is 188066117. The next prime is 188066159. The reversal of 188066141 is 141660881.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 188066141 - 2⁶ = 188066077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (188066041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23936 + ... + 30806.

It is an arithmetic number, because the mean of its divisors is an integer number (23832096).

Almost surely, 2^188066141 is an apocalyptic number.

It is an amenable number.

188066141 is a deficient number, since it is larger than the sum of its proper divisors (2590627).

188066141 is a wasteful number, since it uses less digits than its factorization.

188066141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7243.

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 188066141 is about 13713.7209028039. The cubic root of 188066141 is about 572.9326043819.

The spelling of 188066141 in words is "one hundred eighty-eight million, sixty-six thousand, one hundred forty-one".