1000001111743 has 2 divisors, whose sum is σ = 1000001111744. Its totient is φ = 1000001111742.

The previous prime is 1000001111741. The next prime is 1000001111783. The reversal of 1000001111743 is 3471111000001.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3471111000001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000001111743 - 2¹ = 1000001111741 is a prime.

Together with 1000001111741, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1000001111743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000001111741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500000555871 + 500000555872.

It is an arithmetic number, because the mean of its divisors is an integer number (500000555872).

Almost surely, 2^{1000001111743} is an apocalyptic number.

1000001111743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000001111743 is an equidigital number, since it uses as much as digits as its factorization.

1000001111743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 1000001111743 its reverse (3471111000001), we get a palindrome (4471112111744).

The spelling of 1000001111743 in words is "one trillion, one million, one hundred eleven thousand, seven hundred forty-three".