17145085241 has 2 divisors, whose sum is σ = 17145085242. Its totient is φ = 17145085240.

The previous prime is 17145085229. The next prime is 17145085267. The reversal of 17145085241 is 14258054171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16713318400 + 431766841 = 129280^2 + 20779^2 .

It is an emirp because it is prime and its reverse (14258054171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17145085241 - 2³⁰ = 16071343417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17145085195 and 17145085204.

It is not a weakly prime, because it can be changed into another prime (17145085291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8572542620 + 8572542621.

It is an arithmetic number, because the mean of its divisors is an integer number (8572542621).

Almost surely, 2^17145085241 is an apocalyptic number.

It is an amenable number.

17145085241 is a deficient number, since it is larger than the sum of its proper divisors (1).

17145085241 is an equidigital number, since it uses as much as digits as its factorization.

17145085241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 38.

The spelling of 17145085241 in words is "seventeen billion, one hundred forty-five million, eighty-five thousand, two hundred forty-one".