11845791 has 8 divisors (see below), whose sum is σ = 17549360. Its totient is φ = 7897176.

The previous prime is 11845789. The next prime is 11845817. The reversal of 11845791 is 19754811.

11845791 is a `hidden beast` number, since 1 + 1 + 84 + 579 + 1 = 666.

11845791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11845791 - 2¹ = 11845789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11845741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219340 + ... + 219393.

It is an arithmetic number, because the mean of its divisors is an integer number (2193670).

Almost surely, 2^11845791 is an apocalyptic number.

11845791 is a deficient number, since it is larger than the sum of its proper divisors (5703569).

11845791 is an equidigital number, since it uses as much as digits as its factorization.

11845791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438742 (or 438736 counting only the distinct ones).

The product of its digits is 10080, while the sum is 36.

The square root of 11845791 is about 3441.7714915433. The cubic root of 11845791 is about 227.9579215976.

The spelling of 11845791 in words is "eleven million, eight hundred forty-five thousand, seven hundred ninety-one".