1126665344671 has 2 divisors, whose sum is σ = 1126665344672. Its totient is φ = 1126665344670.

The previous prime is 1126665344633. The next prime is 1126665344743. The reversal of 1126665344671 is 1764435666211.

It is a weak prime.

It is an emirp because it is prime and its reverse (1764435666211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1126665344671 - 2⁷ = 1126665344543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126665344621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563332672335 + 563332672336.

It is an arithmetic number, because the mean of its divisors is an integer number (563332672336).

Almost surely, 2^{1126665344671} is an apocalyptic number.

1126665344671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126665344671 is an equidigital number, since it uses as much as digits as its factorization.

1126665344671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 52.

The spelling of 1126665344671 in words is "one trillion, one hundred twenty-six billion, six hundred sixty-five million, three hundred forty-four thousand, six hundred seventy-one".