11143004213 has 4 divisors (see below), whose sum is σ = 12156004608. Its totient is φ = 10130003820.

The previous prime is 11143004209. The next prime is 11143004251. The reversal of 11143004213 is 31240034111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11143004213 - 2² = 11143004209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143004813) 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 3 ways as a sum of consecutive naturals, for example, 506500181 + ... + 506500202.

It is an arithmetic number, because the mean of its divisors is an integer number (3039001152).

Almost surely, 2^11143004213 is an apocalyptic number.

It is an amenable number.

11143004213 is a deficient number, since it is larger than the sum of its proper divisors (1013000395).

11143004213 is a wasteful number, since it uses less digits than its factorization.

11143004213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013000394.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11143004213 its reverse (31240034111), we get a palindrome (42383038324).

The spelling of 11143004213 in words is "eleven billion, one hundred forty-three million, four thousand, two hundred thirteen".