11143413 has 10 divisors (see below), whose sum is σ = 16646454. Its totient is φ = 7428888.

The previous prime is 11143411. The next prime is 11143417. The reversal of 11143413 is 31434111.

11143413 is nontrivially palindromic in base 11.

It can be written as a sum of positive squares in only one way, i.e., 10381284 + 762129 = 3222^2 + 873^2 .

It is not a de Polignac number, because 11143413 - 2¹ = 11143411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68706 + ... + 68867.

Almost surely, 2^11143413 is an apocalyptic number.

It is an amenable number.

11143413 is a deficient number, since it is larger than the sum of its proper divisors (5503041).

11143413 is an equidigital number, since it uses as much as digits as its factorization.

11143413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137585 (or 137576 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 11143413 is about 3338.1751002606. The cubic root of 11143413 is about 223.3603469712.

Adding to 11143413 its reverse (31434111), we get a palindrome (42577524).

The spelling of 11143413 in words is "eleven million, one hundred forty-three thousand, four hundred thirteen".