45041 has 4 divisors (see below), whose sum is σ = 45732. Its totient is φ = 44352.

The previous prime is 45013. The next prime is 45053. The reversal of 45041 is 14054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14054 = 2 ⋅7027.

It can be written as a sum of positive squares in 2 ways, for example, as 10816 + 34225 = 104^2 + 185^2 .

It is a cyclic number.

It is not a de Polignac number, because 45041 - 2¹⁰ = 44017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45041.

It is not an unprimeable number, because it can be changed into a prime (45061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236 + ... + 381.

It is an arithmetic number, because the mean of its divisors is an integer number (11433).

2⁴⁵⁰⁴¹ is an apocalyptic number.

It is an amenable number.

45041 is a deficient number, since it is larger than the sum of its proper divisors (691).

45041 is an equidigital number, since it uses as much as digits as its factorization.

45041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 45041 is about 212.2286502808. The cubic root of 45041 is about 35.5797321825.

Adding to 45041 its reverse (14054), we get a palindrome (59095).

It can be divided in two parts, 4 and 5041, that multiplied together give a square (20164 = 142²).

The spelling of 45041 in words is "forty-five thousand, forty-one".