1040441489 has 2 divisors, whose sum is σ = 1040441490. Its totient is φ = 1040441488.

The previous prime is 1040441401. The next prime is 1040441527. The reversal of 1040441489 is 9841440401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 652036225 + 388405264 = 25535^2 + 19708^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040441489 - 2²⁸ = 772006033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040443489) 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, 520220744 + 520220745.

It is an arithmetic number, because the mean of its divisors is an integer number (520220745).

Almost surely, 2^1040441489 is an apocalyptic number.

It is an amenable number.

1040441489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040441489 is an equidigital number, since it uses as much as digits as its factorization.

1040441489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 1040441489 is about 32255.8752632757. The cubic root of 1040441489 is about 1013.3027485166.

The spelling of 1040441489 in words is "one billion, forty million, four hundred forty-one thousand, four hundred eighty-nine".