541511 has 2 divisors, whose sum is σ = 541512. Its totient is φ = 541510.

The previous prime is 541507. The next prime is 541523. The reversal of 541511 is 115145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 541511 - 2² = 541507 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 541511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270755 + 270756.

It is an arithmetic number, because the mean of its divisors is an integer number (270756).

2⁵⁴¹⁵¹¹ is an apocalyptic number.

541511 is a deficient number, since it is larger than the sum of its proper divisors (1).

541511 is an equidigital number, since it uses as much as digits as its factorization.

541511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100, while the sum is 17.

The square root of 541511 is about 735.8743099198. The cubic root of 541511 is about 81.5084111911.

Adding to 541511 its reverse (115145), we get a palindrome (656656).

The spelling of 541511 in words is "five hundred forty-one thousand, five hundred eleven".