540144453 has 8 divisors (see below), whose sum is σ = 726923808. Its totient is φ = 356730704.

The previous prime is 540144439. The next prime is 540144467. The reversal of 540144453 is 354441045.

It is an interprime number because it is at equal distance from previous prime (540144439) and next prime (540144467).

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 540144453 - 2⁵ = 540144421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540144453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540144433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841026 + ... + 841667.

It is an arithmetic number, because the mean of its divisors is an integer number (90865476).

Almost surely, 2^540144453 is an apocalyptic number.

It is an amenable number.

540144453 is a deficient number, since it is larger than the sum of its proper divisors (186779355).

540144453 is a wasteful number, since it uses less digits than its factorization.

540144453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682803.

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

The square root of 540144453 is about 23241.0080030966. The cubic root of 540144453 is about 814.3978906840.

Adding to 540144453 its reverse (354441045), we get a palindrome (894585498).

The spelling of 540144453 in words is "five hundred forty million, one hundred forty-four thousand, four hundred fifty-three".