41043561 has 16 divisors (see below), whose sum is σ = 59087616. Its totient is φ = 25191936.

The previous prime is 41043557. The next prime is 41043577. The reversal of 41043561 is 16534014.

It is not a de Polignac number, because 41043561 - 2² = 41043557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41043511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16921 + ... + 19193.

It is an arithmetic number, because the mean of its divisors is an integer number (3692976).

Almost surely, 2^41043561 is an apocalyptic number.

It is an amenable number.

41043561 is a deficient number, since it is larger than the sum of its proper divisors (18044055).

41043561 is a wasteful number, since it uses less digits than its factorization.

41043561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 41043561 is about 6406.5248770297. The cubic root of 41043561 is about 344.9438009698.

Adding to 41043561 its reverse (16534014), we get a palindrome (57577575).

The spelling of 41043561 in words is "forty-one million, forty-three thousand, five hundred sixty-one".