506556527 has 2 divisors, whose sum is σ = 506556528. Its totient is φ = 506556526.

The previous prime is 506556503. The next prime is 506556551. The reversal of 506556527 is 725655605.

It is a balanced prime because it is at equal distance from previous prime (506556503) and next prime (506556551).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506556527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506559527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253278263 + 253278264.

It is an arithmetic number, because the mean of its divisors is an integer number (253278264).

Almost surely, 2^506556527 is an apocalyptic number.

506556527 is a deficient number, since it is larger than the sum of its proper divisors (1).

506556527 is an equidigital number, since it uses as much as digits as its factorization.

506556527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315000, while the sum is 41.

The square root of 506556527 is about 22506.8106803252. The cubic root of 506556527 is about 797.1547505033.

The spelling of 506556527 in words is "five hundred six million, five hundred fifty-six thousand, five hundred twenty-seven".