197126 has 4 divisors (see below), whose sum is σ = 295692. Its totient is φ = 98562.

The previous prime is 197123. The next prime is 197137. The reversal of 197126 is 621791.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 621791 = 373 ⋅1667.

It is a junction number, because it is equal to n+sod(n) for n = 197095 and 197104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49280 + ... + 49283.

It is an arithmetic number, because the mean of its divisors is an integer number (73923).

2¹⁹⁷¹²⁶ is an apocalyptic number.

197126 is a deficient number, since it is larger than the sum of its proper divisors (98566).

197126 is an equidigital number, since it uses as much as digits as its factorization.

197126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98565.

The product of its digits is 756, while the sum is 26.

The square root of 197126 is about 443.9887385959. The cubic root of 197126 is about 58.1988812702.

It can be divided in two parts, 197 and 126, that added together give a palindrome (323).

The spelling of 197126 in words is "one hundred ninety-seven thousand, one hundred twenty-six".