1042303057 has 2 divisors, whose sum is σ = 1042303058. Its totient is φ = 1042303056.

The previous prime is 1042303039. The next prime is 1042303081. The reversal of 1042303057 is 7503032401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 643941376 + 398361681 = 25376^2 + 19959^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042303057 - 2¹⁹ = 1041778769 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042300057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521151528 + 521151529.

It is an arithmetic number, because the mean of its divisors is an integer number (521151529).

Almost surely, 2^1042303057 is an apocalyptic number.

It is an amenable number.

1042303057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042303057 is an equidigital number, since it uses as much as digits as its factorization.

1042303057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 1042303057 is about 32284.7186297171. The cubic root of 1042303057 is about 1013.9067254800.

Adding to 1042303057 its reverse (7503032401), we get a palindrome (8545335458).

The spelling of 1042303057 in words is "one billion, forty-two million, three hundred three thousand, fifty-seven".