140110453 has 24 divisors (see below), whose sum is σ = 169164600. Its totient is φ = 115613568.

The previous prime is 140110403. The next prime is 140110463. The reversal of 140110453 is 354011041.

It can be written as a sum of positive squares in 4 ways, for example, as 34082244 + 106028209 = 5838^2 + 10297^2 .

It is not a de Polignac number, because 140110453 - 2²¹ = 138013301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140110453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140110403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197263 + ... + 197971.

It is an arithmetic number, because the mean of its divisors is an integer number (7048525).

Almost surely, 2^140110453 is an apocalyptic number.

It is an amenable number.

140110453 is a deficient number, since it is larger than the sum of its proper divisors (29054147).

140110453 is a wasteful number, since it uses less digits than its factorization.

140110453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869 (or 862 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 140110453 is about 11836.8261371028. The cubic root of 140110453 is about 519.3859282302.

Adding to 140110453 its reverse (354011041), we get a palindrome (494121494).

The spelling of 140110453 in words is "one hundred forty million, one hundred ten thousand, four hundred fifty-three".