540086553 has 12 divisors (see below), whose sum is σ = 781435200. Its totient is φ = 359453016.

The previous prime is 540086537. The next prime is 540086593. The reversal of 540086553 is 355680045.

540086553 is a `hidden beast` number, since 540 + 0 + 8 + 65 + 53 = 666.

It is not a de Polignac number, because 540086553 - 2⁴ = 540086537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540086593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44701 + ... + 55482.

It is an arithmetic number, because the mean of its divisors is an integer number (65119600).

Almost surely, 2^540086553 is an apocalyptic number.

It is an amenable number.

540086553 is a deficient number, since it is larger than the sum of its proper divisors (241348647).

540086553 is a wasteful number, since it uses less digits than its factorization.

540086553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100788 (or 100785 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 540086553 is about 23239.7623266676. The cubic root of 540086553 is about 814.3687902445.

The spelling of 540086553 in words is "five hundred forty million, eighty-six thousand, five hundred fifty-three".