541791 has 12 divisors (see below), whose sum is σ = 804232. Its totient is φ = 351216.

The previous prime is 541781. The next prime is 541799. The reversal of 541791 is 197145.

It is not a de Polignac number, because 541791 - 2⁵ = 541759 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481 + ... + 1146.

2⁵⁴¹⁷⁹¹ is an apocalyptic number.

541791 is a deficient number, since it is larger than the sum of its proper divisors (262441).

541791 is a wasteful number, since it uses less digits than its factorization.

541791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670 (or 1667 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 541791 is about 736.0645352141. The cubic root of 541791 is about 81.5224573340.

The spelling of 541791 in words is "five hundred forty-one thousand, seven hundred ninety-one".