1123446911147 has 16 divisors (see below), whose sum is σ = 1258751707872. Its totient is φ = 993673163520.

The previous prime is 1123446911137. The next prime is 1123446911161. The reversal of 1123446911147 is 7411196443211.

It is a cyclic number.

It is not a de Polignac number, because 1123446911147 - 2⁸ = 1123446910891 is a prime.

It is a super-4 number, since 4×1123446911147⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123446911098 and 1123446911107.

It is not an unprimeable number, because it can be changed into a prime (1123446911137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16488983 + ... + 16556975.

It is an arithmetic number, because the mean of its divisors is an integer number (78671981742).

Almost surely, 2^{1123446911147} is an apocalyptic number.

1123446911147 is a deficient number, since it is larger than the sum of its proper divisors (135304796725).

1123446911147 is a wasteful number, since it uses less digits than its factorization.

1123446911147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108638.

The product of its digits is 145152, while the sum is 44.

The spelling of 1123446911147 in words is "one trillion, one hundred twenty-three billion, four hundred forty-six million, nine hundred eleven thousand, one hundred forty-seven".