1311110412089 has 2 divisors, whose sum is σ = 1311110412090. Its totient is φ = 1311110412088.

The previous prime is 1311110412083. The next prime is 1311110412127. The reversal of 1311110412089 is 9802140111131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1294600218025 + 16510194064 = 1137805^2 + 128492^2 .

It is a cyclic number.

It is not a de Polignac number, because 1311110412089 - 2²⁰ = 1311109363513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311110412083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655555206044 + 655555206045.

It is an arithmetic number, because the mean of its divisors is an integer number (655555206045).

Almost surely, 2^{1311110412089} is an apocalyptic number.

It is an amenable number.

1311110412089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311110412089 is an equidigital number, since it uses as much as digits as its factorization.

1311110412089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 32.

The spelling of 1311110412089 in words is "one trillion, three hundred eleven billion, one hundred ten million, four hundred twelve thousand, eighty-nine".