126835 has 4 divisors (see below), whose sum is σ = 152208. Its totient is φ = 101464.

The previous prime is 126827. The next prime is 126839. The reversal of 126835 is 538621.

It is a happy number.

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 126835 - 2³ = 126827 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (126839) 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, 12679 + ... + 12688.

It is an arithmetic number, because the mean of its divisors is an integer number (38052).

2¹²⁶⁸³⁵ is an apocalyptic number.

126835 is a deficient number, since it is larger than the sum of its proper divisors (25373).

126835 is an equidigital number, since it uses as much as digits as its factorization.

126835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25372.

The product of its digits is 1440, while the sum is 25.

The square root of 126835 is about 356.1390178006. The cubic root of 126835 is about 50.2434791007.

It can be divided in two parts, 126 and 835, that added together give a square (961 = 31²).

The spelling of 126835 in words is "one hundred twenty-six thousand, eight hundred thirty-five".