540959 has 4 divisors (see below), whose sum is σ = 543240. Its totient is φ = 538680.

The previous prime is 540907. The next prime is 540961. The reversal of 540959 is 959045.

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 540959 - 2⁸ = 540703 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 (540989) 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, 737 + ... + 1274.

It is an arithmetic number, because the mean of its divisors is an integer number (135810).

2⁵⁴⁰⁹⁵⁹ is an apocalyptic number.

540959 is a deficient number, since it is larger than the sum of its proper divisors (2281).

540959 is a wasteful number, since it uses less digits than its factorization.

540959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 540959 is about 735.4991502374. The cubic root of 540959 is about 81.4807060354.

The spelling of 540959 in words is "five hundred forty thousand, nine hundred fifty-nine".