11143321404 has 12 divisors (see below), whose sum is σ = 26001083304. Its totient is φ = 3714440464.

The previous prime is 11143321403. The next prime is 11143321417. The reversal of 11143321404 is 40412334111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11143321404² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143321403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464305047 + ... + 464305070.

It is an arithmetic number, because the mean of its divisors is an integer number (2166756942).

Almost surely, 2^11143321404 is an apocalyptic number.

It is an amenable number.

11143321404 is an abundant number, since it is smaller than the sum of its proper divisors (14857761900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11143321404 is a wasteful number, since it uses less digits than its factorization.

11143321404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928610124 (or 928610122 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11143321404 its reverse (40412334111), we get a palindrome (51555655515).

The spelling of 11143321404 in words is "eleven billion, one hundred forty-three million, three hundred twenty-one thousand, four hundred four".