540534453 has 8 divisors (see below), whose sum is σ = 722721600. Its totient is φ = 359351808.

The previous prime is 540534433. The next prime is 540534457. The reversal of 540534453 is 354435045.

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

It is a de Polignac number, because none of the positive numbers 2^k-540534453 is a prime.

It is a super-3 number, since 3×540534453³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540534457) 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, 249868 + ... + 252021.

It is an arithmetic number, because the mean of its divisors is an integer number (90340200).

Almost surely, 2^540534453 is an apocalyptic number.

It is an amenable number.

540534453 is a deficient number, since it is larger than the sum of its proper divisors (182187147).

540534453 is a wasteful number, since it uses less digits than its factorization.

540534453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502251.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 540534453 is about 23249.3968308857. The cubic root of 540534453 is about 814.5938498475.

Adding to 540534453 its reverse (354435045), we get a palindrome (894969498).

The spelling of 540534453 in words is "five hundred forty million, five hundred thirty-four thousand, four hundred fifty-three".