126194 has 4 divisors (see below), whose sum is σ = 189294. Its totient is φ = 63096.

The previous prime is 126173. The next prime is 126199. The reversal of 126194 is 491621.

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 only one way, i.e., 126025 + 169 = 355^2 + 13^2 .

It is not an unprimeable number, because it can be changed into a prime (126199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31547 + ... + 31550.

2¹²⁶¹⁹⁴ is an apocalyptic number.

126194 is a deficient number, since it is larger than the sum of its proper divisors (63100).

126194 is an equidigital number, since it uses as much as digits as its factorization.

126194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63099.

The product of its digits is 432, while the sum is 23.

The square root of 126194 is about 355.2379484233. The cubic root of 126194 is about 50.1586957801.

The spelling of 126194 in words is "one hundred twenty-six thousand, one hundred ninety-four".