170102061 has 12 divisors (see below), whose sum is σ = 252344092. Its totient is φ = 110336256.

The previous prime is 170102057. The next prime is 170102063. The reversal of 170102061 is 160201071.

It can be written as a sum of positive squares in 2 ways, for example, as 78057225 + 92044836 = 8835^2 + 9594^2 .

It is not a de Polignac number, because 170102061 - 2² = 170102057 is a prime.

It is a super-2 number, since 2×170102061² = 57869422312895442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170102063) 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 in 11 ways as a sum of consecutive naturals, for example, 255076 + ... + 255741.

Almost surely, 2^170102061 is an apocalyptic number.

It is an amenable number.

170102061 is a deficient number, since it is larger than the sum of its proper divisors (82242031).

170102061 is a wasteful number, since it uses less digits than its factorization.

170102061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510860 (or 510857 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 170102061 is about 13042.3180838377. The cubic root of 170102061 is about 554.0766629215.

The spelling of 170102061 in words is "one hundred seventy million, one hundred two thousand, sixty-one".