11243819067 has 16 divisors (see below), whose sum is σ = 16164261120. Its totient is φ = 6911006112.

The previous prime is 11243819063. The next prime is 11243819099. The reversal of 11243819067 is 76091834211.

It is a happy number.

11243819067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11243819067 - 2² = 11243819063 is a prime.

It is a super-2 number, since 2×11243819067² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11243819063) 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 15 ways as a sum of consecutive naturals, for example, 139093 + ... + 204534.

It is an arithmetic number, because the mean of its divisors is an integer number (1010266320).

Almost surely, 2^11243819067 is an apocalyptic number.

11243819067 is a deficient number, since it is larger than the sum of its proper divisors (4920442053).

11243819067 is a wasteful number, since it uses less digits than its factorization.

11243819067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344482.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 11243819067 in words is "eleven billion, two hundred forty-three million, eight hundred nineteen thousand, sixty-seven".