126001201 has 8 divisors (see below), whose sum is σ = 130513320. Its totient is φ = 121500288.

The previous prime is 126001163. The next prime is 126001207. The reversal of 126001201 is 102100621.

It can be written as a sum of positive squares in 4 ways, for example, as 576 + 126000625 = 24^2 + 11225^2 .

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 126001201 - 2⁹ = 126000689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126001207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24855 + ... + 29491.

It is an arithmetic number, because the mean of its divisors is an integer number (16314165).

Almost surely, 2^126001201 is an apocalyptic number.

It is an amenable number.

126001201 is a deficient number, since it is larger than the sum of its proper divisors (4512119).

126001201 is an equidigital number, since it uses as much as digits as its factorization.

126001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5603.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 126001201 is about 11225.0256569863. The cubic root of 126001201 is about 501.3313863408.

Adding to 126001201 its reverse (102100621), we get a palindrome (228101822).

The spelling of 126001201 in words is "one hundred twenty-six million, one thousand, two hundred one".