1121346446143 has 16 divisors (see below), whose sum is σ = 1398087811584. Its totient is φ = 873748020960.

The previous prime is 1121346446137. The next prime is 1121346446239. The reversal of 1121346446143 is 3416446431211.

It is a cyclic number.

It is not a de Polignac number, because 1121346446143 - 2²⁵ = 1121312891711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121346446096 and 1121346446105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121346456143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2323446 + ... + 2764252.

It is an arithmetic number, because the mean of its divisors is an integer number (87380488224).

Almost surely, 2^{1121346446143} is an apocalyptic number.

1121346446143 is a deficient number, since it is larger than the sum of its proper divisors (276741365441).

1121346446143 is a wasteful number, since it uses less digits than its factorization.

1121346446143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473862.

The product of its digits is 165888, while the sum is 40.

The spelling of 1121346446143 in words is "one trillion, one hundred twenty-one billion, three hundred forty-six million, four hundred forty-six thousand, one hundred forty-three".