126001317 has 32 divisors (see below), whose sum is σ = 192286080. Its totient is φ = 72817920.

The previous prime is 126001303. The next prime is 126001327. The reversal of 126001317 is 713100621.

It is not a de Polignac number, because 126001317 - 2¹⁰ = 126000293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126001293 and 126001302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126001327) 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 in 31 ways as a sum of consecutive naturals, for example, 40342 + ... + 43352.

It is an arithmetic number, because the mean of its divisors is an integer number (6008940).

Almost surely, 2^126001317 is an apocalyptic number.

It is an amenable number.

126001317 is a deficient number, since it is larger than the sum of its proper divisors (66284763).

126001317 is a wasteful number, since it uses less digits than its factorization.

126001317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 126001317 is about 11225.0308240111. The cubic root of 126001317 is about 501.3315401870.

Adding to 126001317 its reverse (713100621), we get a palindrome (839101938).

The spelling of 126001317 in words is "one hundred twenty-six million, one thousand, three hundred seventeen".