540087189 has 8 divisors (see below), whose sum is σ = 720267840. Its totient is φ = 359982336.

The previous prime is 540087169. The next prime is 540087209. The reversal of 540087189 is 981780045.

It is an interprime number because it is at equal distance from previous prime (540087169) and next prime (540087209).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 540087189 - 2¹⁹ = 539562901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540087189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540087169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544 + ... + 32870.

It is an arithmetic number, because the mean of its divisors is an integer number (90033480).

Almost surely, 2^540087189 is an apocalyptic number.

It is an amenable number.

540087189 is a deficient number, since it is larger than the sum of its proper divisors (180180651).

540087189 is a wasteful number, since it uses less digits than its factorization.

540087189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37899.

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 540087189 is about 23239.7760101082. The cubic root of 540087189 is about 814.3691099083.

The spelling of 540087189 in words is "five hundred forty million, eighty-seven thousand, one hundred eighty-nine".