1111243304071 has 2 divisors, whose sum is σ = 1111243304072. Its totient is φ = 1111243304070.

The previous prime is 1111243304057. The next prime is 1111243304123. The reversal of 1111243304071 is 1704033421111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111243304071 - 2²¹ = 1111241206919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111243301071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555621652035 + 555621652036.

It is an arithmetic number, because the mean of its divisors is an integer number (555621652036).

Almost surely, 2^{1111243304071} is an apocalyptic number.

1111243304071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111243304071 is an equidigital number, since it uses as much as digits as its factorization.

1111243304071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 1111243304071 its reverse (1704033421111), we get a palindrome (2815276725182).

The spelling of 1111243304071 in words is "one trillion, one hundred eleven billion, two hundred forty-three million, three hundred four thousand, seventy-one".