126195 has 16 divisors (see below), whose sum is σ = 207360. Its totient is φ = 65504.

The previous prime is 126173. The next prime is 126199. The reversal of 126195 is 591621.

It is a cyclic number.

It is not a de Polignac number, because 126195 - 2⁶ = 126131 is a prime.

It is an Ulam number.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616 + ... + 794.

It is an arithmetic number, because the mean of its divisors is an integer number (12960).

2¹²⁶¹⁹⁵ is an apocalyptic number.

126195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126195 is a deficient number, since it is larger than the sum of its proper divisors (81165).

126195 is a wasteful number, since it uses less digits than its factorization.

126195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234.

The product of its digits is 540, while the sum is 24.

The square root of 126195 is about 355.2393559278. The cubic root of 126195 is about 50.1588282707.

The spelling of 126195 in words is "one hundred twenty-six thousand, one hundred ninety-five".