170566113 has 4 divisors (see below), whose sum is σ = 227421488. Its totient is φ = 113710740.

The previous prime is 170566103. The next prime is 170566133. The reversal of 170566113 is 311665071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311665071 = 3 ⋅103888357.

It is not a de Polignac number, because 170566113 - 2²¹ = 168468961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (170566103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28427683 + ... + 28427688.

It is an arithmetic number, because the mean of its divisors is an integer number (56855372).

Almost surely, 2^170566113 is an apocalyptic number.

It is an amenable number.

170566113 is a deficient number, since it is larger than the sum of its proper divisors (56855375).

170566113 is an equidigital number, since it uses as much as digits as its factorization.

170566113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56855374.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 170566113 is about 13060.0962094465. The cubic root of 170566113 is about 554.5800605500.

The spelling of 170566113 in words is "one hundred seventy million, five hundred sixty-six thousand, one hundred thirteen".