1300000201 has 2 divisors, whose sum is σ = 1300000202. Its totient is φ = 1300000200.

The previous prime is 1300000187. The next prime is 1300000231. The reversal of 1300000201 is 1020000031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 700925625 + 599074576 = 26475^2 + 24476^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300000201 - 2⁷ = 1300000073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1300000231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650000100 + 650000101.

It is an arithmetic number, because the mean of its divisors is an integer number (650000101).

Almost surely, 2^1300000201 is an apocalyptic number.

It is an amenable number.

1300000201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300000201 is an equidigital number, since it uses as much as digits as its factorization.

1300000201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 1300000201 is about 36055.5155420083. The cubic root of 1300000201 is about 1091.3929393098.

Adding to 1300000201 its reverse (1020000031), we get a palindrome (2320000232).

The spelling of 1300000201 in words is "one billion, three hundred million, two hundred one", and thus it is an aban number.