520225127 has 2 divisors, whose sum is σ = 520225128. Its totient is φ = 520225126.

The previous prime is 520225117. The next prime is 520225129. The reversal of 520225127 is 721522025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 520225127 - 2¹⁸ = 519962983 is a prime.

It is a super-2 number, since 2×520225127² = 541268365524332258, which contains 22 as substring.

Together with 520225129, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 520225096 and 520225105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520225129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260112563 + 260112564.

It is an arithmetic number, because the mean of its divisors is an integer number (260112564).

Almost surely, 2^520225127 is an apocalyptic number.

520225127 is a deficient number, since it is larger than the sum of its proper divisors (1).

520225127 is an equidigital number, since it uses as much as digits as its factorization.

520225127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 520225127 is about 22808.4442038470. Note that the first 3 decimals coincide. The cubic root of 520225127 is about 804.2611829142.

The spelling of 520225127 in words is "five hundred twenty million, two hundred twenty-five thousand, one hundred twenty-seven".