11143605011 has 8 divisors (see below), whose sum is σ = 13893325824. Its totient is φ = 8683328520.

The previous prime is 11143605007. The next prime is 11143605037. The reversal of 11143605011 is 11050634111.

It is a happy number.

11143605011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11143605011 - 2² = 11143605007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11143605001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72360995 + ... + 72361148.

It is an arithmetic number, because the mean of its divisors is an integer number (1736665728).

Almost surely, 2^11143605011 is an apocalyptic number.

11143605011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11143605011 is a deficient number, since it is larger than the sum of its proper divisors (2749720813).

11143605011 is a wasteful number, since it uses less digits than its factorization.

11143605011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144722161.

The product of its (nonzero) digits is 360, while the sum is 23.

The spelling of 11143605011 in words is "eleven billion, one hundred forty-three million, six hundred five thousand, eleven".