545941 has 8 divisors (see below), whose sum is σ = 615168. Its totient is φ = 480000.

The previous prime is 545939. The next prime is 545947. The reversal of 545941 is 149545.

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

It is a 4-Lehmer number, since φ(545941) divides (545941-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 545941 - 2¹ = 545939 is a prime.

It is a Duffinian number.

545941 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460 + ... + 1141.

It is an arithmetic number, because the mean of its divisors is an integer number (76896).

2⁵⁴⁵⁹⁴¹ is an apocalyptic number.

It is an amenable number.

545941 is a deficient number, since it is larger than the sum of its proper divisors (69227).

545941 is a wasteful number, since it uses less digits than its factorization.

545941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643.

The product of its digits is 3600, while the sum is 28.

The square root of 545941 is about 738.8782037657. The cubic root of 545941 is about 81.7300761641.

It can be divided in two parts, 54 and 5941, that added together give a palindrome (5995).

The spelling of 545941 in words is "five hundred forty-five thousand, nine hundred forty-one".