40541441 has 4 divisors (see below), whose sum is σ = 40959492. Its totient is φ = 40123392.

The previous prime is 40541419. The next prime is 40541461. The reversal of 40541441 is 14414504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12673600 + 27867841 = 3560^2 + 5279^2 .

It is a cyclic number.

It is not a de Polignac number, because 40541441 - 2²² = 36347137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40541461) 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, 208880 + ... + 209073.

It is an arithmetic number, because the mean of its divisors is an integer number (10239873).

Almost surely, 2^40541441 is an apocalyptic number.

It is an amenable number.

40541441 is a deficient number, since it is larger than the sum of its proper divisors (418051).

40541441 is an equidigital number, since it uses as much as digits as its factorization.

40541441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418050.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 40541441 is about 6367.2161106719. The cubic root of 40541441 is about 343.5313639562.

Adding to 40541441 its reverse (14414504), we get a palindrome (54955945).

The spelling of 40541441 in words is "forty million, five hundred forty-one thousand, four hundred forty-one".