541409 has 8 divisors (see below), whose sum is σ = 598752. Its totient is φ = 485440.

The previous prime is 541391. The next prime is 541417. The reversal of 541409 is 904145.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 541409 - 2⁸ = 541153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (541439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617 + ... + 1209.

It is an arithmetic number, because the mean of its divisors is an integer number (74844).

2⁵⁴¹⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

541409 is a deficient number, since it is larger than the sum of its proper divisors (57343).

541409 is a wasteful number, since it uses less digits than its factorization.

541409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 541409 is about 735.8050013421. The cubic root of 541409 is about 81.5032931787.

It can be divided in two parts, 5 and 41409, that added together give a palindrome (41414).

The spelling of 541409 in words is "five hundred forty-one thousand, four hundred nine".