1227407541089 has 2 divisors, whose sum is σ = 1227407541090. Its totient is φ = 1227407541088.

The previous prime is 1227407541079. The next prime is 1227407541137. The reversal of 1227407541089 is 9801457047221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 851015475025 + 376392066064 = 922505^2 + 613508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1227407541089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1227407541079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613703770544 + 613703770545.

It is an arithmetic number, because the mean of its divisors is an integer number (613703770545).

Almost surely, 2^{1227407541089} is an apocalyptic number.

It is an amenable number.

1227407541089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1227407541089 is an equidigital number, since it uses as much as digits as its factorization.

1227407541089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 1227407541089 in words is "one trillion, two hundred twenty-seven billion, four hundred seven million, five hundred forty-one thousand, eighty-nine".