11161822 has 8 divisors (see below), whose sum is σ = 19134576. Its totient is φ = 4783632.

The previous prime is 11161807. The next prime is 11161847. The reversal of 11161822 is 22816111.

11161822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11161793 and 11161802.

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, 398623 + ... + 398650.

It is an arithmetic number, because the mean of its divisors is an integer number (2391822).

Almost surely, 2^11161822 is an apocalyptic number.

11161822 is a deficient number, since it is larger than the sum of its proper divisors (7972754).

11161822 is an equidigital number, since it uses as much as digits as its factorization.

11161822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797282.

The product of its digits is 192, while the sum is 22.

The square root of 11161822 is about 3340.9313072854. The cubic root of 11161822 is about 223.4832769461.

Adding to 11161822 its reverse (22816111), we get a palindrome (33977933).

The spelling of 11161822 in words is "eleven million, one hundred sixty-one thousand, eight hundred twenty-two".