544140453 has 8 divisors (see below), whose sum is σ = 739209888. Its totient is φ = 355915664.

The previous prime is 544140349. The next prime is 544140497. The reversal of 544140453 is 354041445.

544140453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 544140453 - 2¹⁴ = 544124069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544140453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544140053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710975 + ... + 1711292.

It is an arithmetic number, because the mean of its divisors is an integer number (92401236).

Almost surely, 2^544140453 is an apocalyptic number.

544140453 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

544140453 is a deficient number, since it is larger than the sum of its proper divisors (195069435).

544140453 is a wasteful number, since it uses less digits than its factorization.

544140453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422323.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 544140453 is about 23326.8183214085. The cubic root of 544140453 is about 816.4012693263.

Adding to 544140453 its reverse (354041445), we get a palindrome (898181898).

The spelling of 544140453 in words is "five hundred forty-four million, one hundred forty thousand, four hundred fifty-three".