11213235 has 48 divisors (see below), whose sum is σ = 22014720. Its totient is φ = 5430240.

The previous prime is 11213233. The next prime is 11213281. The reversal of 11213235 is 53231211.

It is not a de Polignac number, because 11213235 - 2¹ = 11213233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11213231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12946 + ... + 13784.

It is an arithmetic number, because the mean of its divisors is an integer number (458640).

Almost surely, 2^11213235 is an apocalyptic number.

11213235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11213235 is a deficient number, since it is larger than the sum of its proper divisors (10801485).

11213235 is an equidigital number, since it uses as much as digits as its factorization.

11213235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 858 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 11213235 is about 3348.6168786530. The cubic root of 11213235 is about 223.8258837732.

Adding to 11213235 its reverse (53231211), we get a palindrome (64444446).

It can be divided in two parts, 1121 and 3235, that added together give a square (4356 = 66²).

The spelling of 11213235 in words is "eleven million, two hundred thirteen thousand, two hundred thirty-five".