140553343 has 16 divisors (see below), whose sum is σ = 170671680. Its totient is φ = 113170176.

The previous prime is 140553323. The next prime is 140553353. The reversal of 140553343 is 343355041.

140553343 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 140553343 - 2⁵ = 140553311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140553323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1846 + ... + 16867.

It is an arithmetic number, because the mean of its divisors is an integer number (10666980).

Almost surely, 2^140553343 is an apocalyptic number.

140553343 is a deficient number, since it is larger than the sum of its proper divisors (30118337).

140553343 is a wasteful number, since it uses less digits than its factorization.

140553343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18786.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 140553343 is about 11855.5195162422. The cubic root of 140553343 is about 519.9326133092.

The spelling of 140553343 in words is "one hundred forty million, five hundred fifty-three thousand, three hundred forty-three".