197099 has 8 divisors (see below), whose sum is σ = 231648. Its totient is φ = 164160.

The previous prime is 197089. The next prime is 197101. The reversal of 197099 is 990791.

It is a happy number.

197099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 197099 - 2⁴ = 197083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 639.

It is an arithmetic number, because the mean of its divisors is an integer number (28956).

2¹⁹⁷⁰⁹⁹ is an apocalyptic number.

197099 is a deficient number, since it is larger than the sum of its proper divisors (34549).

197099 is an equidigital number, since it uses as much as digits as its factorization.

197099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 197099 is about 443.9583313781. The cubic root of 197099 is about 58.1962240163.

Adding to 197099 its product of nonzero digits (5103), we get a palindrome (202202).

The spelling of 197099 in words is "one hundred ninety-seven thousand, ninety-nine".