522540127 has 2 divisors, whose sum is σ = 522540128. Its totient is φ = 522540126.

The previous prime is 522540119. The next prime is 522540131. The reversal of 522540127 is 721045225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 522540127 - 2³ = 522540119 is a prime.

It is a super-2 number, since 2×522540127² = 546096368650352258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522540095 and 522540104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522540157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261270063 + 261270064.

It is an arithmetic number, because the mean of its divisors is an integer number (261270064).

Almost surely, 2^522540127 is an apocalyptic number.

522540127 is a deficient number, since it is larger than the sum of its proper divisors (1).

522540127 is an equidigital number, since it uses as much as digits as its factorization.

522540127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 522540127 is about 22859.1366197414. The cubic root of 522540127 is about 805.4524041668.

The spelling of 522540127 in words is "five hundred twenty-two million, five hundred forty thousand, one hundred twenty-seven".