141187 has 4 divisors (see below), whose sum is σ = 143640. Its totient is φ = 138736.

The previous prime is 141181. The next prime is 141199. The reversal of 141187 is 781141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 781141 = 97 ⋅8053.

It is a cyclic number.

It is not a de Polignac number, because 141187 - 2³ = 141179 is a prime.

It is a Duffinian number.

141187 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (141181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1138 + ... + 1255.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2¹⁴¹¹⁸⁷ is an apocalyptic number.

141187 is a deficient number, since it is larger than the sum of its proper divisors (2453).

141187 is an equidigital number, since it uses as much as digits as its factorization.

141187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452.

The product of its digits is 224, while the sum is 22.

The square root of 141187 is about 375.7485861584. The cubic root of 141187 is about 52.0712779921.

The spelling of 141187 in words is "one hundred forty-one thousand, one hundred eighty-seven".