169717013 has 2 divisors, whose sum is σ = 169717014. Its totient is φ = 169717012.

The previous prime is 169716997. The next prime is 169717021. The reversal of 169717013 is 310717961.

169717013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93276964 + 76440049 = 9658^2 + 8743^2 .

It is a cyclic number.

It is not a de Polignac number, because 169717013 - 2⁴ = 169716997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169717913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84858506 + 84858507.

It is an arithmetic number, because the mean of its divisors is an integer number (84858507).

Almost surely, 2^169717013 is an apocalyptic number.

It is an amenable number.

169717013 is a deficient number, since it is larger than the sum of its proper divisors (1).

169717013 is an equidigital number, since it uses as much as digits as its factorization.

169717013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 169717013 is about 13027.5482344146. The cubic root of 169717013 is about 553.6582723560.

The spelling of 169717013 in words is "one hundred sixty-nine million, seven hundred seventeen thousand, thirteen".