13530434017 has 2 divisors, whose sum is σ = 13530434018. Its totient is φ = 13530434016.

The previous prime is 13530434009. The next prime is 13530434063. The reversal of 13530434017 is 71043403531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13317390801 + 213043216 = 115401^2 + 14596^2 .

It is a cyclic number.

It is not a de Polignac number, because 13530434017 - 2³ = 13530434009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13530434017.

It is not a weakly prime, because it can be changed into another prime (13530434087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765217008 + 6765217009.

It is an arithmetic number, because the mean of its divisors is an integer number (6765217009).

Almost surely, 2^13530434017 is an apocalyptic number.

It is an amenable number.

13530434017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13530434017 is an equidigital number, since it uses as much as digits as its factorization.

13530434017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 13530434017 its reverse (71043403531), we get a palindrome (84573837548).

The spelling of 13530434017 in words is "thirteen billion, five hundred thirty million, four hundred thirty-four thousand, seventeen".