540018867 has 4 divisors (see below), whose sum is σ = 720025160. Its totient is φ = 360012576.

The previous prime is 540018851. The next prime is 540018877. The reversal of 540018867 is 768810045.

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

It is not a de Polignac number, because 540018867 - 2⁴ = 540018851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540018877) 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, 90003142 + ... + 90003147.

It is an arithmetic number, because the mean of its divisors is an integer number (180006290).

Almost surely, 2^540018867 is an apocalyptic number.

540018867 is a deficient number, since it is larger than the sum of its proper divisors (180006293).

540018867 is a wasteful number, since it uses less digits than its factorization.

540018867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180006292.

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 540018867 is about 23238.3060269031. The cubic root of 540018867 is about 814.3347687416.

The spelling of 540018867 in words is "five hundred forty million, eighteen thousand, eight hundred sixty-seven".