169074133 has 2 divisors, whose sum is σ = 169074134. Its totient is φ = 169074132.

The previous prime is 169074121. The next prime is 169074167. The reversal of 169074133 is 331470961.

It is an a-pointer prime, because the next prime (169074167) can be obtained adding 169074133 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155700484 + 13373649 = 12478^2 + 3657^2 .

It is a cyclic number.

It is not a de Polignac number, because 169074133 - 2²¹ = 166976981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169074193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84537066 + 84537067.

It is an arithmetic number, because the mean of its divisors is an integer number (84537067).

Almost surely, 2^169074133 is an apocalyptic number.

It is an amenable number.

169074133 is a deficient number, since it is larger than the sum of its proper divisors (1).

169074133 is an equidigital number, since it uses as much as digits as its factorization.

169074133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 169074133 is about 13002.8509566172. The cubic root of 169074133 is about 552.9583107067.

The spelling of 169074133 in words is "one hundred sixty-nine million, seventy-four thousand, one hundred thirty-three".