530340043153909 has 2 divisors, whose sum is σ = 530340043153910. Its totient is φ = 530340043153908.

The previous prime is 530340043153903. The next prime is 530340043154017. The reversal of 530340043153909 is 909351340043035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426302531939025 + 104037511214884 = 20647095^2 + 10199878^2 .

It is a cyclic number.

It is not a de Polignac number, because 530340043153909 - 2⁹ = 530340043153397 is a prime.

It is a super-2 number, since 2×530340043153909² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530340043153903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265170021576954 + 265170021576955.

It is an arithmetic number, because the mean of its divisors is an integer number (265170021576955).

Almost surely, 2^{530340043153909} is an apocalyptic number.

It is an amenable number.

530340043153909 is a deficient number, since it is larger than the sum of its proper divisors (1).

530340043153909 is an equidigital number, since it uses as much as digits as its factorization.

530340043153909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2624400, while the sum is 49.

The spelling of 530340043153909 in words is "five hundred thirty trillion, three hundred forty billion, forty-three million, one hundred fifty-three thousand, nine hundred nine".