1331089250089 has 2 divisors, whose sum is σ = 1331089250090. Its totient is φ = 1331089250088.

The previous prime is 1331089250087. The next prime is 1331089250131. The reversal of 1331089250089 is 9800529801331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1330543794064 + 545456025 = 1153492^2 + 23355^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331089250089 - 2¹ = 1331089250087 is a prime.

Together with 1331089250087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1331089250081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665544625044 + 665544625045.

It is an arithmetic number, because the mean of its divisors is an integer number (665544625045).

Almost surely, 2^{1331089250089} is an apocalyptic number.

It is an amenable number.

1331089250089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331089250089 is an equidigital number, since it uses as much as digits as its factorization.

1331089250089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 49.

The spelling of 1331089250089 in words is "one trillion, three hundred thirty-one billion, eighty-nine million, two hundred fifty thousand, eighty-nine".