540405053 has 16 divisors (see below), whose sum is σ = 567665280. Its totient is φ = 513782976.

The previous prime is 540405029. The next prime is 540405059. The reversal of 540405053 is 350504045.

It is a cyclic number.

It is not a de Polignac number, because 540405053 - 2¹⁴ = 540388669 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 (540405059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677651 + ... + 678447.

It is an arithmetic number, because the mean of its divisors is an integer number (35479080).

Almost surely, 2^540405053 is an apocalyptic number.

It is an amenable number.

540405053 is a deficient number, since it is larger than the sum of its proper divisors (27260227).

540405053 is a wasteful number, since it uses less digits than its factorization.

540405053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 540405053 is about 23246.6137964221. The cubic root of 540405053 is about 814.5288420538.

Adding to 540405053 its reverse (350504045), we get a palindrome (890909098).

The spelling of 540405053 in words is "five hundred forty million, four hundred five thousand, fifty-three".