1005020087741 has 2 divisors, whose sum is σ = 1005020087742. Its totient is φ = 1005020087740.

The previous prime is 1005020087717. The next prime is 1005020087749. The reversal of 1005020087741 is 1477800205001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 670179636025 + 334840451716 = 818645^2 + 578654^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005020087741 - 2¹⁸ = 1005019825597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005020087749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502510043870 + 502510043871.

It is an arithmetic number, because the mean of its divisors is an integer number (502510043871).

Almost surely, 2^{1005020087741} is an apocalyptic number.

It is an amenable number.

1005020087741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005020087741 is an equidigital number, since it uses as much as digits as its factorization.

1005020087741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 35.

The spelling of 1005020087741 in words is "one trillion, five billion, twenty million, eighty-seven thousand, seven hundred forty-one".