541065 has 16 divisors (see below), whose sum is σ = 989568. Its totient is φ = 247296.

The previous prime is 541061. The next prime is 541087. The reversal of 541065 is 560145.

It is a happy number.

It is not a de Polignac number, because 541065 - 2² = 541061 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

541065 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2472 + ... + 2681.

It is an arithmetic number, because the mean of its divisors is an integer number (61848).

2⁵⁴¹⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

541065 is a deficient number, since it is larger than the sum of its proper divisors (448503).

541065 is a wasteful number, since it uses less digits than its factorization.

541065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 541065 is about 735.5712066143. The cubic root of 541065 is about 81.4860276899.

The spelling of 541065 in words is "five hundred forty-one thousand, sixty-five".