540187 has 2 divisors, whose sum is σ = 540188. Its totient is φ = 540186.

The previous prime is 540181. The next prime is 540203. The reversal of 540187 is 781045.

540187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540187 - 2³ = 540179 is a prime.

540187 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (540181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270093 + 270094.

It is an arithmetic number, because the mean of its divisors is an integer number (270094).

2⁵⁴⁰¹⁸⁷ is an apocalyptic number.

540187 is a deficient number, since it is larger than the sum of its proper divisors (1).

540187 is an equidigital number, since it uses as much as digits as its factorization.

540187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 540187 is about 734.9741492053. The cubic root of 540187 is about 81.4419273407.

It can be divided in two parts, 540 and 187, that added together give a palindrome (727).

The spelling of 540187 in words is "five hundred forty thousand, one hundred eighty-seven".