2000201549 has 2 divisors, whose sum is σ = 2000201550. Its totient is φ = 2000201548.

The previous prime is 2000201531. The next prime is 2000201591. The reversal of 2000201549 is 9451020002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1982920900 + 17280649 = 44530^2 + 4157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000201549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000231549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000100774 + 1000100775.

It is an arithmetic number, because the mean of its divisors is an integer number (1000100775).

Almost surely, 2^2000201549 is an apocalyptic number.

It is an amenable number.

2000201549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000201549 is an equidigital number, since it uses as much as digits as its factorization.

2000201549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2000201549 is about 44723.6128795517. The cubic root of 2000201549 is about 1259.9633711112.

The spelling of 2000201549 in words is "two billion, two hundred one thousand, five hundred forty-nine".