170954099 has 4 divisors (see below), whose sum is σ = 171764520. Its totient is φ = 170143680.

The previous prime is 170954089. The next prime is 170954123. The reversal of 170954099 is 990459071.

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

It is a cyclic number.

It is not a de Polignac number, because 170954099 - 2¹⁶ = 170888563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170954089) 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 3 ways as a sum of consecutive naturals, for example, 404894 + ... + 405315.

It is an arithmetic number, because the mean of its divisors is an integer number (42941130).

Almost surely, 2^170954099 is an apocalyptic number.

170954099 is a deficient number, since it is larger than the sum of its proper divisors (810421).

170954099 is an equidigital number, since it uses as much as digits as its factorization.

170954099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810420.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 170954099 is about 13074.9416442292. The cubic root of 170954099 is about 555.0002424045. Note that the first 3 decimals are identical.

The spelling of 170954099 in words is "one hundred seventy million, nine hundred fifty-four thousand, ninety-nine".