41420111605 has 4 divisors (see below), whose sum is σ = 49704133932. Its totient is φ = 33136089280.

The previous prime is 41420111599. The next prime is 41420111617. The reversal of 41420111605 is 50611102414.

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 6928564644 + 34491546961 = 83238^2 + 185719^2 .

It is not a de Polignac number, because 41420111605 - 2⁷ = 41420111477 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 41420111605.

It is a congruent number.

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, 4142011156 + ... + 4142011165.

It is an arithmetic number, because the mean of its divisors is an integer number (12426033483).

Almost surely, 2^41420111605 is an apocalyptic number.

It is an amenable number.

41420111605 is a deficient number, since it is larger than the sum of its proper divisors (8284022327).

41420111605 is an equidigital number, since it uses as much as digits as its factorization.

41420111605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284022326.

The product of its (nonzero) digits is 960, while the sum is 25.

The spelling of 41420111605 in words is "forty-one billion, four hundred twenty million, one hundred eleven thousand, six hundred five".