41561541 has 24 divisors (see below), whose sum is σ = 68816384. Its totient is φ = 23677920.

The previous prime is 41561539. The next prime is 41561579. The reversal of 41561541 is 14516514.

41561541 is a `hidden beast` number, since 4 + 1 + 5 + 615 + 41 = 666.

It is not a de Polignac number, because 41561541 - 2¹ = 41561539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41561501) 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, 25740 + ... + 27306.

Almost surely, 2^41561541 is an apocalyptic number.

It is an amenable number.

41561541 is a deficient number, since it is larger than the sum of its proper divisors (27254843).

41561541 is a wasteful number, since it uses less digits than its factorization.

41561541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001 (or 1998 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 41561541 is about 6446.8241018349. The cubic root of 41561541 is about 346.3888313625.

The spelling of 41561541 in words is "forty-one million, five hundred sixty-one thousand, five hundred forty-one".