17045742253 has 2 divisors, whose sum is σ = 17045742254. Its totient is φ = 17045742252.

The previous prime is 17045742247. The next prime is 17045742283. The reversal of 17045742253 is 35224754071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17009898084 + 35844169 = 130422^2 + 5987^2 .

It is a cyclic number.

It is not a de Polignac number, because 17045742253 - 2¹³ = 17045734061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17045742283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8522871126 + 8522871127.

It is an arithmetic number, because the mean of its divisors is an integer number (8522871127).

Almost surely, 2^17045742253 is an apocalyptic number.

It is an amenable number.

17045742253 is a deficient number, since it is larger than the sum of its proper divisors (1).

17045742253 is an equidigital number, since it uses as much as digits as its factorization.

17045742253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 40.

The spelling of 17045742253 in words is "seventeen billion, forty-five million, seven hundred forty-two thousand, two hundred fifty-three".