126436201 has 8 divisors (see below), whose sum is σ = 131584320. Its totient is φ = 121340688.

The previous prime is 126436181. The next prime is 126436237. The reversal of 126436201 is 102634621.

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 126436201 - 2⁹ = 126435689 is a prime.

It is a super-2 number, since 2×126436201² = 31972225846624802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126436001) 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 7 ways as a sum of consecutive naturals, for example, 8211 + ... + 17896.

It is an arithmetic number, because the mean of its divisors is an integer number (16448040).

Almost surely, 2^126436201 is an apocalyptic number.

It is an amenable number.

126436201 is a deficient number, since it is larger than the sum of its proper divisors (5148119).

126436201 is a wasteful number, since it uses less digits than its factorization.

126436201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26303.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 126436201 is about 11244.3853100114. The cubic root of 126436201 is about 501.9076471750.

The spelling of 126436201 in words is "one hundred twenty-six million, four hundred thirty-six thousand, two hundred one".