540140527 has 4 divisors (see below), whose sum is σ = 542382016. Its totient is φ = 537899040.

The previous prime is 540140509. The next prime is 540140539. The reversal of 540140527 is 725041045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 540140527 - 2¹⁹ = 539616239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540140495 and 540140504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540140827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120383 + ... + 1120864.

It is an arithmetic number, because the mean of its divisors is an integer number (135595504).

Almost surely, 2^540140527 is an apocalyptic number.

540140527 is a deficient number, since it is larger than the sum of its proper divisors (2241489).

540140527 is a wasteful number, since it uses less digits than its factorization.

540140527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241488.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 540140527 is about 23240.9235401694. The cubic root of 540140527 is about 814.3959175489.

The spelling of 540140527 in words is "five hundred forty million, one hundred forty thousand, five hundred twenty-seven".