540871655 has 4 divisors (see below), whose sum is σ = 649045992. Its totient is φ = 432697320.

The previous prime is 540871627. The next prime is 540871691. The reversal of 540871655 is 556178045.

540871655 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 540871655 - 2⁸ = 540871399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54087161 + ... + 54087170.

It is an arithmetic number, because the mean of its divisors is an integer number (162261498).

Almost surely, 2^540871655 is an apocalyptic number.

540871655 is a deficient number, since it is larger than the sum of its proper divisors (108174337).

540871655 is a wasteful number, since it uses less digits than its factorization.

540871655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108174336.

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 540871655 is about 23256.6475443044. The cubic root of 540871655 is about 814.7632041937.

The spelling of 540871655 in words is "five hundred forty million, eight hundred seventy-one thousand, six hundred fifty-five".