1000513201 has 4 divisors (see below), whose sum is σ = 1024916004. Its totient is φ = 976110400.

The previous prime is 1000513177. The next prime is 1000513219. The reversal of 1000513201 is 1023150001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1023150001 = 53 ⋅19304717.

It can be written as a sum of positive squares in 2 ways, for example, as 30813601 + 969699600 = 5551^2 + 31140^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000513201 - 2¹⁵ = 1000480433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000513231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12201340 + ... + 12201421.

It is an arithmetic number, because the mean of its divisors is an integer number (256229001).

Almost surely, 2^1000513201 is an apocalyptic number.

It is an amenable number.

1000513201 is a deficient number, since it is larger than the sum of its proper divisors (24402803).

1000513201 is an equidigital number, since it uses as much as digits as its factorization.

1000513201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24402802.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 1000513201 is about 31630.8899811561. The cubic root of 1000513201 is about 1000.1710377444.

Adding to 1000513201 its reverse (1023150001), we get a palindrome (2023663202).

The spelling of 1000513201 in words is "one billion, five hundred thirteen thousand, two hundred one".