11754217760105 has 4 divisors (see below), whose sum is σ = 14105061312132. Its totient is φ = 9403374208080.

The previous prime is 11754217760099. The next prime is 11754217760143. The reversal of 11754217760105 is 50106771245711.

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 8412940857049 + 3341276903056 = 2900507^2 + 1827916^2 .

It is not a de Polignac number, because 11754217760105 - 2²⁰ = 11754216711529 is a prime.

It is a super-2 number, since 2×11754217760105² (a number of 27 digits) contains 22 as substring.

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 11754217760105.

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, 1175421776006 + ... + 1175421776015.

It is an arithmetic number, because the mean of its divisors is an integer number (3526265328033).

Almost surely, 2^{11754217760105} is an apocalyptic number.

It is an amenable number.

11754217760105 is a deficient number, since it is larger than the sum of its proper divisors (2350843552027).

11754217760105 is an equidigital number, since it uses as much as digits as its factorization.

11754217760105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350843552026.

The product of its (nonzero) digits is 411600, while the sum is 47.

The spelling of 11754217760105 in words is "eleven trillion, seven hundred fifty-four billion, two hundred seventeen million, seven hundred sixty thousand, one hundred five".