1042041587 has 2 divisors, whose sum is σ = 1042041588. Its totient is φ = 1042041586.

The previous prime is 1042041563. The next prime is 1042041593. The reversal of 1042041587 is 7851402401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1042041587 - 2⁸ = 1042041331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042041557) 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, 521020793 + 521020794.

It is an arithmetic number, because the mean of its divisors is an integer number (521020794).

Almost surely, 2^1042041587 is an apocalyptic number.

1042041587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042041587 is an equidigital number, since it uses as much as digits as its factorization.

1042041587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 1042041587 is about 32280.6689366872. The cubic root of 1042041587 is about 1013.8219362047.

Adding to 1042041587 its reverse (7851402401), we get a palindrome (8893443988).

The spelling of 1042041587 in words is "one billion, forty-two million, forty-one thousand, five hundred eighty-seven".