540752771 has 4 divisors (see below), whose sum is σ = 582349152. Its totient is φ = 499156392.

The previous prime is 540752767. The next prime is 540752783. The reversal of 540752771 is 177257045.

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 540752771 - 2² = 540752767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540752741) 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, 20798171 + ... + 20798196.

It is an arithmetic number, because the mean of its divisors is an integer number (145587288).

Almost surely, 2^540752771 is an apocalyptic number.

540752771 is a deficient number, since it is larger than the sum of its proper divisors (41596381).

540752771 is a wasteful number, since it uses less digits than its factorization.

540752771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41596380.

The product of its (nonzero) digits is 68600, while the sum is 38.

The square root of 540752771 is about 23254.0914894562. The cubic root of 540752771 is about 814.7035046294.

The spelling of 540752771 in words is "five hundred forty million, seven hundred fifty-two thousand, seven hundred seventy-one".