1143561364343 has 4 divisors (see below), whose sum is σ = 1143952061280. Its totient is φ = 1143170667408.

The previous prime is 1143561364331. The next prime is 1143561364357. The reversal of 1143561364343 is 3434631653411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1143561364343 - 2⁴ = 1143561364327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1143561364294 and 1143561364303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143561364243) 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, 195344078 + ... + 195349931.

It is an arithmetic number, because the mean of its divisors is an integer number (285988015320).

Almost surely, 2^{1143561364343} is an apocalyptic number.

1143561364343 is a deficient number, since it is larger than the sum of its proper divisors (390696937).

1143561364343 is an equidigital number, since it uses as much as digits as its factorization.

1143561364343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390696936.

The product of its digits is 933120, while the sum is 44.

The spelling of 1143561364343 in words is "one trillion, one hundred forty-three billion, five hundred sixty-one million, three hundred sixty-four thousand, three hundred forty-three".