540276671 has 4 divisors (see below), whose sum is σ = 589392744. Its totient is φ = 491160600.

The previous prime is 540276661. The next prime is 540276679. The reversal of 540276671 is 176672045.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540276671 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 (540276679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24558020 + ... + 24558041.

It is an arithmetic number, because the mean of its divisors is an integer number (147348186).

Almost surely, 2^540276671 is an apocalyptic number.

540276671 is a deficient number, since it is larger than the sum of its proper divisors (49116073).

540276671 is a wasteful number, since it uses less digits than its factorization.

540276671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49116072.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 540276671 is about 23243.8523270133. The cubic root of 540276671 is about 814.4643354254.

The spelling of 540276671 in words is "five hundred forty million, two hundred seventy-six thousand, six hundred seventy-one".