170023097 has 4 divisors (see below), whose sum is σ = 171706596. Its totient is φ = 168339600.

The previous prime is 170023067. The next prime is 170023109. The reversal of 170023097 is 790320071.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 158860816 + 11162281 = 12604^2 + 3341^2 .

It is a cyclic number.

It is not a de Polignac number, because 170023097 - 2⁶ = 170023033 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (170023067) 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, 841598 + ... + 841799.

It is an arithmetic number, because the mean of its divisors is an integer number (42926649).

Almost surely, 2^170023097 is an apocalyptic number.

It is an amenable number.

170023097 is a deficient number, since it is larger than the sum of its proper divisors (1683499).

170023097 is a wasteful number, since it uses less digits than its factorization.

170023097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683498.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 170023097 is about 13039.2905098399. The cubic root of 170023097 is about 553.9909126740.

The spelling of 170023097 in words is "one hundred seventy million, twenty-three thousand, ninety-seven".