41561099 has 2 divisors, whose sum is σ = 41561100. Its totient is φ = 41561098.

The previous prime is 41561087. The next prime is 41561119. The reversal of 41561099 is 99016514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41561099 - 2⁴ = 41561083 is a prime.

It is not a weakly prime, because it can be changed into another prime (41561899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20780549 + 20780550.

It is an arithmetic number, because the mean of its divisors is an integer number (20780550).

Almost surely, 2^41561099 is an apocalyptic number.

41561099 is a deficient number, since it is larger than the sum of its proper divisors (1).

41561099 is an equidigital number, since it uses as much as digits as its factorization.

41561099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 41561099 is about 6446.7898212987. The cubic root of 41561099 is about 346.3876034291.

The spelling of 41561099 in words is "forty-one million, five hundred sixty-one thousand, ninety-nine".