169008473 has 2 divisors, whose sum is σ = 169008474. Its totient is φ = 169008472.

The previous prime is 169008443. The next prime is 169008479. The reversal of 169008473 is 374800961.

169008473 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., 159693769 + 9314704 = 12637^2 + 3052^2 .

It is a cyclic number.

It is not a de Polignac number, because 169008473 - 2⁶ = 169008409 is a prime.

It is not a weakly prime, because it can be changed into another prime (169008479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84504236 + 84504237.

It is an arithmetic number, because the mean of its divisors is an integer number (84504237).

Almost surely, 2^169008473 is an apocalyptic number.

It is an amenable number.

169008473 is a deficient number, since it is larger than the sum of its proper divisors (1).

169008473 is an equidigital number, since it uses as much as digits as its factorization.

169008473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 169008473 is about 13000.3258805308. The cubic root of 169008473 is about 552.8867209194.

The spelling of 169008473 in words is "one hundred sixty-nine million, eight thousand, four hundred seventy-three".