Adding to 1300001 its reverse (1000031), we get a palindrome (2300032).
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1000031 = 41 ⋅24391.
It is a cyclic number.
It is a Duffinian number.
21300001 is an apocalyptic number.
It is an amenable number.
1300001 is an equidigital number, since it uses as much as digits as its factorization.
1300001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19470.
The square root of 1300001 is about 1140.1758636281. The cubic root of 1300001 is about 109.1393162905.
The spelling of 1300001 in words is "one million, three hundred thousand, one".