140022340453 has 4 divisors (see below), whose sum is σ = 140149982700. Its totient is φ = 139894698208.

The previous prime is 140022340439. The next prime is 140022340459. The reversal of 140022340453 is 354043220041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99532047169 + 40490293284 = 315487^2 + 201222^2 .

It is a cyclic number.

It is not a de Polignac number, because 140022340453 - 2²¹ = 140020243301 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 (140022340459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63819478 + ... + 63821671.

It is an arithmetic number, because the mean of its divisors is an integer number (35037495675).

Almost surely, 2^140022340453 is an apocalyptic number.

It is an amenable number.

140022340453 is a deficient number, since it is larger than the sum of its proper divisors (127642247).

140022340453 is a wasteful number, since it uses less digits than its factorization.

140022340453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127642246.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 140022340453 its reverse (354043220041), we get a palindrome (494065560494).

The spelling of 140022340453 in words is "one hundred forty billion, twenty-two million, three hundred forty thousand, four hundred fifty-three".