520163201 has 2 divisors, whose sum is σ = 520163202. Its totient is φ = 520163200.

The previous prime is 520163191. The next prime is 520163221. The reversal of 520163201 is 102361025.

It is an a-pointer prime, because the next prime (520163221) can be obtained adding 520163201 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516380176 + 3783025 = 22724^2 + 1945^2 .

It is a cyclic number.

It is not a de Polignac number, because 520163201 - 2²² = 515968897 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (520163221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260081600 + 260081601.

It is an arithmetic number, because the mean of its divisors is an integer number (260081601).

Almost surely, 2^520163201 is an apocalyptic number.

It is an amenable number.

520163201 is a deficient number, since it is larger than the sum of its proper divisors (1).

520163201 is an equidigital number, since it uses as much as digits as its factorization.

520163201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 520163201 is about 22807.0866399021. The cubic root of 520163201 is about 804.2292693882.

The spelling of 520163201 in words is "five hundred twenty million, one hundred sixty-three thousand, two hundred one".