531041527 has 2 divisors, whose sum is σ = 531041528. Its totient is φ = 531041526.

The previous prime is 531041521. The next prime is 531041587. The reversal of 531041527 is 725140135.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531041527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531041495 and 531041504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531041521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265520763 + 265520764.

It is an arithmetic number, because the mean of its divisors is an integer number (265520764).

Almost surely, 2^531041527 is an apocalyptic number.

531041527 is a deficient number, since it is larger than the sum of its proper divisors (1).

531041527 is an equidigital number, since it uses as much as digits as its factorization.

531041527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 531041527 is about 23044.3382851407. The cubic root of 531041527 is about 809.7969958169.

The spelling of 531041527 in words is "five hundred thirty-one million, forty-one thousand, five hundred twenty-seven".