170473129 has 2 divisors, whose sum is σ = 170473130. Its totient is φ = 170473128.

The previous prime is 170473117. The next prime is 170473139. The reversal of 170473129 is 921374071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154256400 + 16216729 = 12420^2 + 4027^2 .

It is a cyclic number.

It is not a de Polignac number, because 170473129 - 2⁷ = 170473001 is a prime.

It is a super-2 number, since 2×170473129² = 58122175422101282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 170473094 and 170473103.

It is not a weakly prime, because it can be changed into another prime (170473139) 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, 85236564 + 85236565.

It is an arithmetic number, because the mean of its divisors is an integer number (85236565).

Almost surely, 2^170473129 is an apocalyptic number.

It is an amenable number.

170473129 is a deficient number, since it is larger than the sum of its proper divisors (1).

170473129 is an equidigital number, since it uses as much as digits as its factorization.

170473129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 170473129 is about 13056.5358728876. The cubic root of 170473129 is about 554.4792659180.

The spelling of 170473129 in words is "one hundred seventy million, four hundred seventy-three thousand, one hundred twenty-nine".