1040573243 has 2 divisors, whose sum is σ = 1040573244. Its totient is φ = 1040573242.

The previous prime is 1040573207. The next prime is 1040573251. The reversal of 1040573243 is 3423750401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040573243 - 2⁸ = 1040572987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040573293) 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, 520286621 + 520286622.

It is an arithmetic number, because the mean of its divisors is an integer number (520286622).

Almost surely, 2^1040573243 is an apocalyptic number.

1040573243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040573243 is an equidigital number, since it uses as much as digits as its factorization.

1040573243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 1040573243 is about 32257.9175242296. The cubic root of 1040573243 is about 1013.3455191599.

The spelling of 1040573243 in words is "one billion, forty million, five hundred seventy-three thousand, two hundred forty-three".