141999 has 16 divisors (see below), whose sum is σ = 223104. Its totient is φ = 79200.

The previous prime is 141991. The next prime is 142007. The reversal of 141999 is 999141.

It is an interprime number because it is at equal distance from previous prime (141991) and next prime (142007).

It is not a de Polignac number, because 141999 - 2³ = 141991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

141999 is a modest number, since divided by 999 gives 141 as remainder.

It is a plaindrome in base 16.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264 + ... + 594.

It is an arithmetic number, because the mean of its divisors is an integer number (13944).

2¹⁴¹⁹⁹⁹ is an apocalyptic number.

141999 is a deficient number, since it is larger than the sum of its proper divisors (81105).

141999 is a wasteful number, since it uses less digits than its factorization.

141999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358.

The product of its digits is 2916, while the sum is 33.

The square root of 141999 is about 376.8275467638. The cubic root of 141999 is about 52.1709119953.

The spelling of 141999 in words is "one hundred forty-one thousand, nine hundred ninety-nine".