169102243 has 2 divisors, whose sum is σ = 169102244. Its totient is φ = 169102242.

The previous prime is 169102217. The next prime is 169102289. The reversal of 169102243 is 342201961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 169102243 - 2⁹ = 169101731 is a prime.

It is not a weakly prime, because it can be changed into another prime (169102643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84551121 + 84551122.

It is an arithmetic number, because the mean of its divisors is an integer number (84551122).

Almost surely, 2^169102243 is an apocalyptic number.

169102243 is a deficient number, since it is larger than the sum of its proper divisors (1).

169102243 is an equidigital number, since it uses as much as digits as its factorization.

169102243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 169102243 is about 13003.9318284894. The cubic root of 169102243 is about 552.9889536689.

The spelling of 169102243 in words is "one hundred sixty-nine million, one hundred two thousand, two hundred forty-three".