1020020057587 has 2 divisors, whose sum is σ = 1020020057588. Its totient is φ = 1020020057586.

The previous prime is 1020020057561. The next prime is 1020020057633. The reversal of 1020020057587 is 7857500200201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020020057587 - 2²³ = 1020011668979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020020057687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510010028793 + 510010028794.

It is an arithmetic number, because the mean of its divisors is an integer number (510010028794).

Almost surely, 2^{1020020057587} is an apocalyptic number.

1020020057587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020020057587 is an equidigital number, since it uses as much as digits as its factorization.

1020020057587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39200, while the sum is 37.

Adding to 1020020057587 its reverse (7857500200201), we get a palindrome (8877520257788).

The spelling of 1020020057587 in words is "one trillion, twenty billion, twenty million, fifty-seven thousand, five hundred eighty-seven".