140187 has 8 divisors (see below), whose sum is σ = 189504. Its totient is φ = 92168.

The previous prime is 140177. The next prime is 140191. The reversal of 140187 is 781041.

140187 is nontrivially palindromic in base 6.

140187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 140187 - 2⁴ = 140171 is a prime.

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140187.

It is not an unprimeable number, because it can be changed into a prime (140167) 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, 33 + ... + 530.

It is an arithmetic number, because the mean of its divisors is an integer number (23688).

2¹⁴⁰¹⁸⁷ is an apocalyptic number.

140187 is a deficient number, since it is larger than the sum of its proper divisors (49317).

140187 is an equidigital number, since it uses as much as digits as its factorization.

140187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 140187 is about 374.4155445491. The cubic root of 140187 is about 51.9480496945.

The spelling of 140187 in words is "one hundred forty thousand, one hundred eighty-seven".