1005234384709 has 2 divisors, whose sum is σ = 1005234384710. Its totient is φ = 1005234384708.

The previous prime is 1005234384673. The next prime is 1005234384767. The reversal of 1005234384709 is 9074834325001.

1005234384709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 838500995809 + 166733388900 = 915697^2 + 408330^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005234384709 - 2¹¹ = 1005234382661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005234384799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502617192354 + 502617192355.

It is an arithmetic number, because the mean of its divisors is an integer number (502617192355).

Almost surely, 2^{1005234384709} is an apocalyptic number.

It is an amenable number.

1005234384709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005234384709 is an equidigital number, since it uses as much as digits as its factorization.

1005234384709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 1005234384709 in words is "one trillion, five billion, two hundred thirty-four million, three hundred eighty-four thousand, seven hundred nine".