140859 has 20 divisors (see below), whose sum is σ = 220704. Its totient is φ = 89424.

The previous prime is 140839. The next prime is 140863. The reversal of 140859 is 958041.

140859 = 10³ + 11³ + ... + 27³.

140859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140859 - 2⁵ = 140827 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (140839) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2974 + ... + 3020.

2¹⁴⁰⁸⁵⁹ is an apocalyptic number.

140859 is a deficient number, since it is larger than the sum of its proper divisors (79845).

140859 is an equidigital number, since it uses as much as digits as its factorization.

140859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 140859 is about 375.3118703159. The cubic root of 140859 is about 52.0309234214.

It can be divided in two parts, 140 and 859, that added together give a palindrome (999).

The spelling of 140859 in words is "one hundred forty thousand, eight hundred fifty-nine".