140438485 has 8 divisors (see below), whose sum is σ = 183846816. Its totient is φ = 102137040.

The previous prime is 140438471. The next prime is 140438521. The reversal of 140438485 is 584834041.

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

It is not a de Polignac number, because 140438485 - 2⁵ = 140438453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1276659 + ... + 1276768.

It is an arithmetic number, because the mean of its divisors is an integer number (22980852).

Almost surely, 2^140438485 is an apocalyptic number.

It is an amenable number.

140438485 is a deficient number, since it is larger than the sum of its proper divisors (43408331).

140438485 is a wasteful number, since it uses less digits than its factorization.

140438485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553443.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 140438485 is about 11850.6744533803. The cubic root of 140438485 is about 519.7909477721.

The spelling of 140438485 in words is "one hundred forty million, four hundred thirty-eight thousand, four hundred eighty-five".