1045366489 has 2 divisors, whose sum is σ = 1045366490. Its totient is φ = 1045366488.

The previous prime is 1045366471. The next prime is 1045366519. The reversal of 1045366489 is 9846635401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645566464 + 399800025 = 25408^2 + 19995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045366489 - 2⁵ = 1045366457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045366429) 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, 522683244 + 522683245.

It is an arithmetic number, because the mean of its divisors is an integer number (522683245).

Almost surely, 2^1045366489 is an apocalyptic number.

It is an amenable number.

1045366489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045366489 is an equidigital number, since it uses as much as digits as its factorization.

1045366489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 1045366489 is about 32332.1278142964. The cubic root of 1045366489 is about 1014.8990780289.

The spelling of 1045366489 in words is "one billion, forty-five million, three hundred sixty-six thousand, four hundred eighty-nine".