540313565 has 16 divisors (see below), whose sum is σ = 710271936. Its totient is φ = 391315200.

The previous prime is 540313559. The next prime is 540313591. The reversal of 540313565 is 565313045.

It is not a de Polignac number, because 540313565 - 2⁴ = 540313549 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7127 + ... + 33636.

It is an arithmetic number, because the mean of its divisors is an integer number (44391996).

Almost surely, 2^540313565 is an apocalyptic number.

540313565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

540313565 is a deficient number, since it is larger than the sum of its proper divisors (169958371).

540313565 is a wasteful number, since it uses less digits than its factorization.

540313565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41020.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 540313565 is about 23244.6459426682. The cubic root of 540313565 is about 814.4828741759.

The spelling of 540313565 in words is "five hundred forty million, three hundred thirteen thousand, five hundred sixty-five".