171098429 has 2 divisors, whose sum is σ = 171098430. Its totient is φ = 171098428.

The previous prime is 171098399. The next prime is 171098491. The reversal of 171098429 is 924890171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170824900 + 273529 = 13070^2 + 523^2 .

It is an emirp because it is prime and its reverse (924890171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 171098429 - 2¹² = 171094333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (171098929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85549214 + 85549215.

It is an arithmetic number, because the mean of its divisors is an integer number (85549215).

Almost surely, 2^171098429 is an apocalyptic number.

It is an amenable number.

171098429 is a deficient number, since it is larger than the sum of its proper divisors (1).

171098429 is an equidigital number, since it uses as much as digits as its factorization.

171098429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 171098429 is about 13080.4598160768. The cubic root of 171098429 is about 555.1563869550.

The spelling of 171098429 in words is "one hundred seventy-one million, ninety-eight thousand, four hundred twenty-nine".