520201477 has 2 divisors, whose sum is σ = 520201478. Its totient is φ = 520201476.

The previous prime is 520201453. The next prime is 520201543. The reversal of 520201477 is 774102025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 461003841 + 59197636 = 21471^2 + 7694^2 .

It is a cyclic number.

It is not a de Polignac number, because 520201477 - 2¹⁵ = 520168709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520201417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260100738 + 260100739.

It is an arithmetic number, because the mean of its divisors is an integer number (260100739).

Almost surely, 2^520201477 is an apocalyptic number.

It is an amenable number.

520201477 is a deficient number, since it is larger than the sum of its proper divisors (1).

520201477 is an equidigital number, since it uses as much as digits as its factorization.

520201477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 520201477 is about 22807.9257496161. The cubic root of 520201477 is about 804.2489952002.

The spelling of 520201477 in words is "five hundred twenty million, two hundred one thousand, four hundred seventy-seven".