1600201 has 2 divisors, whose sum is σ = 1600202. Its totient is φ = 1600200.

The previous prime is 1600187. The next prime is 1600211. The reversal of 1600201 is 1020061.

It is an a-pointer prime, because the next prime (1600211) can be obtained adding 1600201 to its sum of digits (10).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1550025 + 50176 = 1245^2 + 224^2 .

It is a cyclic number.

It is not a de Polignac number, because 1600201 - 2¹⁷ = 1469129 is a prime.

1600201 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1600211) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800100 + 800101.

It is an arithmetic number, because the mean of its divisors is an integer number (800101).

2^1600201 is an apocalyptic number.

It is an amenable number.

1600201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1600201 is an equidigital number, since it uses as much as digits as its factorization.

1600201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1600201 is about 1264.9905137984. The cubic root of 1600201 is about 116.9656070531.

Adding to 1600201 its reverse (1020061), we get a palindrome (2620262).

The spelling of 1600201 in words is "one million, six hundred thousand, two hundred one".