41544109 has 2 divisors, whose sum is σ = 41544110. Its totient is φ = 41544108.

The previous prime is 41544101. The next prime is 41544119. The reversal of 41544109 is 90144514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41538025 + 6084 = 6445^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 41544109 - 2³ = 41544101 is a prime.

It is equal to p_2521756 and since 41544109 and 2521756 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41544101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20772054 + 20772055.

It is an arithmetic number, because the mean of its divisors is an integer number (20772055).

Almost surely, 2^41544109 is an apocalyptic number.

It is an amenable number.

41544109 is a deficient number, since it is larger than the sum of its proper divisors (1).

41544109 is an equidigital number, since it uses as much as digits as its factorization.

41544109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 41544109 is about 6445.4719765119. The cubic root of 41544109 is about 346.3403964043.

The spelling of 41544109 in words is "forty-one million, five hundred forty-four thousand, one hundred nine".