1350436489 has 2 divisors, whose sum is σ = 1350436490. Its totient is φ = 1350436488.

The previous prime is 1350436459. The next prime is 1350436499. The reversal of 1350436489 is 9846340531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1348725625 + 1710864 = 36725^2 + 1308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350436489 - 2²⁷ = 1216218761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1350436459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675218244 + 675218245.

It is an arithmetic number, because the mean of its divisors is an integer number (675218245).

Almost surely, 2^1350436489 is an apocalyptic number.

It is an amenable number.

1350436489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350436489 is an equidigital number, since it uses as much as digits as its factorization.

1350436489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 1350436489 is about 36748.2855246337. The cubic root of 1350436489 is about 1105.3285507736.

The spelling of 1350436489 in words is "one billion, three hundred fifty million, four hundred thirty-six thousand, four hundred eighty-nine".