520271093 has 2 divisors, whose sum is σ = 520271094. Its totient is φ = 520271092.

The previous prime is 520271083. The next prime is 520271123. The reversal of 520271093 is 390172025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519931204 + 339889 = 22802^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 520271093 - 2⁶ = 520271029 is a prime.

It is a super-2 number, since 2×520271093² = 541364020422829298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520271083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260135546 + 260135547.

It is an arithmetic number, because the mean of its divisors is an integer number (260135547).

Almost surely, 2^520271093 is an apocalyptic number.

It is an amenable number.

520271093 is a deficient number, since it is larger than the sum of its proper divisors (1).

520271093 is an equidigital number, since it uses as much as digits as its factorization.

520271093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 520271093 is about 22809.4518347110. The cubic root of 520271093 is about 804.2848698264.

The spelling of 520271093 in words is "five hundred twenty million, two hundred seventy-one thousand, ninety-three".