4165550201 has 2 divisors, whose sum is σ = 4165550202. Its totient is φ = 4165550200.

The previous prime is 4165550173. The next prime is 4165550269. The reversal of 4165550201 is 1020555614.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3964591225 + 200958976 = 62965^2 + 14176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4165550201 is a prime.

It is a super-2 number, since 2×4165550201² = 34703616954102280802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4165580201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082775100 + 2082775101.

It is an arithmetic number, because the mean of its divisors is an integer number (2082775101).

Almost surely, 2^4165550201 is an apocalyptic number.

It is an amenable number.

4165550201 is a deficient number, since it is larger than the sum of its proper divisors (1).

4165550201 is an equidigital number, since it uses as much as digits as its factorization.

4165550201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 4165550201 is about 64541.0737515266. The cubic root of 4165550201 is about 1609.0052367371.

The spelling of 4165550201 in words is "four billion, one hundred sixty-five million, five hundred fifty thousand, two hundred one".