11213433 has 36 divisors (see below), whose sum is σ = 20360704. Its totient is φ = 5821200.

The previous prime is 11213417. The next prime is 11213453. The reversal of 11213433 is 33431211.

It is not a de Polignac number, because 11213433 - 2⁴ = 11213417 is a prime.

It is a Curzon number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11213453) 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 35 ways as a sum of consecutive naturals, for example, 6888 + ... + 8358.

Almost surely, 2^11213433 is an apocalyptic number.

It is an amenable number.

11213433 is a deficient number, since it is larger than the sum of its proper divisors (9147271).

11213433 is a wasteful number, since it uses less digits than its factorization.

11213433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506 (or 1492 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 11213433 is about 3348.6464429677. The cubic root of 11213433 is about 223.8272011826.

Adding to 11213433 its reverse (33431211), we get a palindrome (44644644).

It can be divided in two parts, 1121 and 3433, that added together give a palindrome (4554).

The spelling of 11213433 in words is "eleven million, two hundred thirteen thousand, four hundred thirty-three".