1131202001089 has 2 divisors, whose sum is σ = 1131202001090. Its totient is φ = 1131202001088.

The previous prime is 1131202001071. The next prime is 1131202001129. The reversal of 1131202001089 is 9801002021311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 568791997489 + 562410003600 = 754183^2 + 749940^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131202001089 - 2¹⁷ = 1131201870017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131202001389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565601000544 + 565601000545.

It is an arithmetic number, because the mean of its divisors is an integer number (565601000545).

Almost surely, 2^{1131202001089} is an apocalyptic number.

It is an amenable number.

1131202001089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131202001089 is an equidigital number, since it uses as much as digits as its factorization.

1131202001089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 1131202001089 in words is "one trillion, one hundred thirty-one billion, two hundred two million, one thousand, eighty-nine".