520201355 has 4 divisors (see below), whose sum is σ = 624241632. Its totient is φ = 416161080.

The previous prime is 520201337. The next prime is 520201379. The reversal of 520201355 is 553102025.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 520201355 - 2¹⁴ = 520184971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 520201355.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52020131 + ... + 52020140.

It is an arithmetic number, because the mean of its divisors is an integer number (156060408).

Almost surely, 2^520201355 is an apocalyptic number.

520201355 is a deficient number, since it is larger than the sum of its proper divisors (104040277).

520201355 is a wasteful number, since it uses less digits than its factorization.

520201355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104040276.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 520201355 is about 22807.9230751070. The cubic root of 520201355 is about 804.2489323281.

The spelling of 520201355 in words is "five hundred twenty million, two hundred one thousand, three hundred fifty-five".