140213441 has 8 divisors (see below), whose sum is σ = 144931200. Its totient is φ = 135573840.

The previous prime is 140213429. The next prime is 140213449. The reversal of 140213441 is 144312041.

140213441 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 140213441 - 2¹⁰ = 140212417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140213449) 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, 15881 + ... + 23078.

It is an arithmetic number, because the mean of its divisors is an integer number (18116400).

Almost surely, 2^140213441 is an apocalyptic number.

It is an amenable number.

140213441 is a deficient number, since it is larger than the sum of its proper divisors (4717759).

140213441 is an equidigital number, since it uses as much as digits as its factorization.

140213441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39079.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 140213441 is about 11841.1756595365. The cubic root of 140213441 is about 519.5131550386.

Adding to 140213441 its reverse (144312041), we get a palindrome (284525482).

The spelling of 140213441 in words is "one hundred forty million, two hundred thirteen thousand, four hundred forty-one".