11843861143 has 2 divisors, whose sum is σ = 11843861144. Its totient is φ = 11843861142.

The previous prime is 11843861111. The next prime is 11843861153. The reversal of 11843861143 is 34116834811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11843861143 - 2⁵ = 11843861111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11843861096 and 11843861105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11843861153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5921930571 + 5921930572.

It is an arithmetic number, because the mean of its divisors is an integer number (5921930572).

Almost surely, 2^11843861143 is an apocalyptic number.

11843861143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11843861143 is an equidigital number, since it uses as much as digits as its factorization.

11843861143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 40.

The spelling of 11843861143 in words is "eleven billion, eight hundred forty-three million, eight hundred sixty-one thousand, one hundred forty-three".