141986 has 16 divisors (see below), whose sum is σ = 236544. Its totient is φ = 63504.

The previous prime is 141971. The next prime is 141991. The reversal of 141986 is 689141.

141986 is nontrivially palindromic in base 4.

It is an unprimeable number.

141986 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 1055 + ... + 1181.

It is an arithmetic number, because the mean of its divisors is an integer number (14784).

2¹⁴¹⁹⁸⁶ is an apocalyptic number.

141986 is a deficient number, since it is larger than the sum of its proper divisors (94558).

141986 is a wasteful number, since it uses less digits than its factorization.

141986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185.

The product of its digits is 1728, while the sum is 29.

The square root of 141986 is about 376.8102970992. The cubic root of 141986 is about 52.1693198654.

The spelling of 141986 in words is "one hundred forty-one thousand, nine hundred eighty-six".