141866 has 8 divisors (see below), whose sum is σ = 215460. Its totient is φ = 70048.

The previous prime is 141863. The next prime is 141871. The reversal of 141866 is 668141.

It can be written as a sum of positive squares in 2 ways, for example, as 137641 + 4225 = 371^2 + 65^2 .

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

It is not an unprimeable number, because it can be changed into a prime (141863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221 + ... + 576.

2¹⁴¹⁸⁶⁶ is an apocalyptic number.

141866 is a deficient number, since it is larger than the sum of its proper divisors (73594).

141866 is an equidigital number, since it uses as much as digits as its factorization.

141866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888.

The product of its digits is 1152, while the sum is 26.

The square root of 141866 is about 376.6510321239. The cubic root of 141866 is about 52.1546186909.

The spelling of 141866 in words is "one hundred forty-one thousand, eight hundred sixty-six".