11121836 has 24 divisors (see below), whose sum is σ = 21418320. Its totient is φ = 5052960.

The previous prime is 11121823. The next prime is 11121841. The reversal of 11121836 is 63812111.

11121836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4280 + ... + 6368.

It is an arithmetic number, because the mean of its divisors is an integer number (892430).

Almost surely, 2^11121836 is an apocalyptic number.

It is an amenable number.

11121836 is a deficient number, since it is larger than the sum of its proper divisors (10296484).

11121836 is a wasteful number, since it uses less digits than its factorization.

11121836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126 (or 2102 counting only the distinct ones).

The product of its digits is 288, while the sum is 23.

The square root of 11121836 is about 3334.9416786505. The cubic root of 11121836 is about 223.2160895464.

Adding to 11121836 its reverse (63812111), we get a palindrome (74933947).

The spelling of 11121836 in words is "eleven million, one hundred twenty-one thousand, eight hundred thirty-six".