1005355780283 has 2 divisors, whose sum is σ = 1005355780284. Its totient is φ = 1005355780282.

The previous prime is 1005355780259. The next prime is 1005355780301. The reversal of 1005355780283 is 3820875535001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005355780283 - 2²⁸ = 1005087344827 is a prime.

It is not a weakly prime, because it can be changed into another prime (1005355780883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502677890141 + 502677890142.

It is an arithmetic number, because the mean of its divisors is an integer number (502677890142).

Almost surely, 2^{1005355780283} is an apocalyptic number.

1005355780283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005355780283 is an equidigital number, since it uses as much as digits as its factorization.

1005355780283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 1005355780283 in words is "one trillion, five billion, three hundred fifty-five million, seven hundred eighty thousand, two hundred eighty-three".