41618965 has 4 divisors (see below), whose sum is σ = 49942764. Its totient is φ = 33295168.

The previous prime is 41618933. The next prime is 41618971. The reversal of 41618965 is 56981614.

41618965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56981614 = 2 ⋅28490807.

It can be written as a sum of positive squares in 2 ways, for example, as 23590449 + 18028516 = 4857^2 + 4246^2 .

It is a cyclic number.

It is not a de Polignac number, because 41618965 - 2⁵ = 41618933 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4161892 + ... + 4161901.

It is an arithmetic number, because the mean of its divisors is an integer number (12485691).

Almost surely, 2^41618965 is an apocalyptic number.

It is an amenable number.

41618965 is a deficient number, since it is larger than the sum of its proper divisors (8323799).

41618965 is an equidigital number, since it uses as much as digits as its factorization.

41618965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323798.

The product of its digits is 51840, while the sum is 40.

The square root of 41618965 is about 6451.2762303284. The cubic root of 41618965 is about 346.5482887030.

The spelling of 41618965 in words is "forty-one million, six hundred eighteen thousand, nine hundred sixty-five".