140518 has 8 divisors (see below), whose sum is σ = 240912. Its totient is φ = 60216.

The previous prime is 140477. The next prime is 140521. The reversal of 140518 is 815041.

It is a sphenic number, since it is the product of 3 distinct primes.

140518 is a modest number, since divided by 518 gives 140 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 140495 and 140504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005 + ... + 5032.

It is an arithmetic number, because the mean of its divisors is an integer number (30114).

2¹⁴⁰⁵¹⁸ is an apocalyptic number.

140518 is a deficient number, since it is larger than the sum of its proper divisors (100394).

140518 is a wasteful number, since it uses less digits than its factorization.

140518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10046.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 140518 is about 374.8573061846. The cubic root of 140518 is about 51.9889029575.

Adding to 140518 its reverse (815041), we get a palindrome (955559).

The spelling of 140518 in words is "one hundred forty thousand, five hundred eighteen".