41145643 has 24 divisors (see below), whose sum is σ = 54501120. Its totient is φ = 30658320.

The previous prime is 41145641. The next prime is 41145701. The reversal of 41145643 is 34654114.

It is not a de Polignac number, because 41145643 - 2¹ = 41145641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41145641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10738 + ... + 14056.

It is an arithmetic number, because the mean of its divisors is an integer number (2270880).

Almost surely, 2^41145643 is an apocalyptic number.

41145643 is a deficient number, since it is larger than the sum of its proper divisors (13355477).

41145643 is a wasteful number, since it uses less digits than its factorization.

41145643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367 (or 3360 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 41145643 is about 6414.4869631172. The cubic root of 41145643 is about 345.2295412857.

Adding to 41145643 its reverse (34654114), we get a palindrome (75799757).

The spelling of 41145643 in words is "forty-one million, one hundred forty-five thousand, six hundred forty-three".