540073671 has 4 divisors (see below), whose sum is σ = 720098232. Its totient is φ = 360049112.

The previous prime is 540073643. The next prime is 540073711. The reversal of 540073671 is 176370045.

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 540073671 - 2⁷ = 540073543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540073621) 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, 90012276 + ... + 90012281.

It is an arithmetic number, because the mean of its divisors is an integer number (180024558).

Almost surely, 2^540073671 is an apocalyptic number.

540073671 is a deficient number, since it is larger than the sum of its proper divisors (180024561).

540073671 is a wasteful number, since it uses less digits than its factorization.

540073671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180024560.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 540073671 is about 23239.4851707175. The cubic root of 540073671 is about 814.3623154909.

The spelling of 540073671 in words is "five hundred forty million, seventy-three thousand, six hundred seventy-one".