11798811 has 8 divisors (see below), whose sum is σ = 17479760. Its totient is φ = 7865856.

The previous prime is 11798723. The next prime is 11798821. The reversal of 11798811 is 11889711.

It is a happy number.

11798811 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11798811 - 2¹⁰ = 11797787 is a prime.

It is a Duffinian number.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (11798821) 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, 218470 + ... + 218523.

It is an arithmetic number, because the mean of its divisors is an integer number (2184970).

Almost surely, 2^11798811 is an apocalyptic number.

11798811 is a deficient number, since it is larger than the sum of its proper divisors (5680949).

11798811 is an equidigital number, since it uses as much as digits as its factorization.

11798811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437002 (or 436996 counting only the distinct ones).

The product of its digits is 4032, while the sum is 36.

The square root of 11798811 is about 3434.9397374627. The cubic root of 11798811 is about 227.6561645651.

The spelling of 11798811 in words is "eleven million, seven hundred ninety-eight thousand, eight hundred eleven".