140335453 has 16 divisors (see below), whose sum is σ = 146488320. Its totient is φ = 134362800.

The previous prime is 140335451. The next prime is 140335457. The reversal of 140335453 is 354533041.

It is a cyclic number.

It is not a de Polignac number, because 140335453 - 2¹ = 140335451 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 (140335451) 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, 517708 + ... + 517978.

It is an arithmetic number, because the mean of its divisors is an integer number (9155520).

Almost surely, 2^140335453 is an apocalyptic number.

It is an amenable number.

140335453 is a deficient number, since it is larger than the sum of its proper divisors (6152867).

140335453 is a wasteful number, since it uses less digits than its factorization.

140335453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528.

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

The square root of 140335453 is about 11846.3265614282. The cubic root of 140335453 is about 519.6638026545.

Adding to 140335453 its reverse (354533041), we get a palindrome (494868494).

It can be divided in two parts, 1403 and 35453, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 140335453 in words is "one hundred forty million, three hundred thirty-five thousand, four hundred fifty-three".