11786841 has 24 divisors (see below), whose sum is σ = 18861024. Its totient is φ = 7032960.

The previous prime is 11786839. The next prime is 11786857. The reversal of 11786841 is 14868711.

It is not a de Polignac number, because 11786841 - 2¹ = 11786839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11786796 and 11786805.

It is not an unprimeable number, because it can be changed into a prime (11786881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5745 + ... + 7521.

It is an arithmetic number, because the mean of its divisors is an integer number (785876).

Almost surely, 2^11786841 is an apocalyptic number.

11786841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11786841 is a deficient number, since it is larger than the sum of its proper divisors (7074183).

11786841 is a wasteful number, since it uses less digits than its factorization.

11786841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861 (or 1858 counting only the distinct ones).

The product of its digits is 10752, while the sum is 36.

The square root of 11786841 is about 3433.1969066746. The cubic root of 11786841 is about 227.5791521063.

The spelling of 11786841 in words is "eleven million, seven hundred eighty-six thousand, eight hundred forty-one".