1043040553 has 2 divisors, whose sum is σ = 1043040554. Its totient is φ = 1043040552.

The previous prime is 1043040541. The next prime is 1043040589. The reversal of 1043040553 is 3550403401.

1043040553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1042773264 + 267289 = 32292^2 + 517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043040553 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043041553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521520276 + 521520277.

It is an arithmetic number, because the mean of its divisors is an integer number (521520277).

Almost surely, 2^1043040553 is an apocalyptic number.

It is an amenable number.

1043040553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043040553 is an equidigital number, since it uses as much as digits as its factorization.

1043040553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1043040553 is about 32296.1383604913. The cubic root of 1043040553 is about 1014.1458036950.

Adding to 1043040553 its reverse (3550403401), we get a palindrome (4593443954).

The spelling of 1043040553 in words is "one billion, forty-three million, forty thousand, five hundred fifty-three".