1040442441413 has 2 divisors, whose sum is σ = 1040442441414. Its totient is φ = 1040442441412.

The previous prime is 1040442441407. The next prime is 1040442441499. The reversal of 1040442441413 is 3141442440401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1040202129409 + 240312004 = 1019903^2 + 15502^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040442441413 - 2⁴ = 1040442441397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040442441413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040442441013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520221220706 + 520221220707.

It is an arithmetic number, because the mean of its divisors is an integer number (520221220707).

Almost surely, 2^{1040442441413} is an apocalyptic number.

It is an amenable number.

1040442441413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040442441413 is an equidigital number, since it uses as much as digits as its factorization.

1040442441413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 1040442441413 its reverse (3141442440401), we get a palindrome (4181884881814).

The spelling of 1040442441413 in words is "one trillion, forty billion, four hundred forty-two million, four hundred forty-one thousand, four hundred thirteen".