41378065 has 4 divisors (see below), whose sum is σ = 49653684. Its totient is φ = 33102448.

The previous prime is 41378047. The next prime is 41378089. The reversal of 41378065 is 56087314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6697744 + 34680321 = 2588^2 + 5889^2 .

It is a cyclic number.

It is not a de Polignac number, because 41378065 - 2¹¹ = 41376017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41378065.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4137802 + ... + 4137811.

It is an arithmetic number, because the mean of its divisors is an integer number (12413421).

Almost surely, 2^41378065 is an apocalyptic number.

It is an amenable number.

41378065 is a deficient number, since it is larger than the sum of its proper divisors (8275619).

41378065 is an equidigital number, since it uses as much as digits as its factorization.

41378065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8275618.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 41378065 is about 6432.5784099380. The cubic root of 41378065 is about 345.8783611312.

The spelling of 41378065 in words is "forty-one million, three hundred seventy-eight thousand, sixty-five".