126530527 has 2 divisors, whose sum is σ = 126530528. Its totient is φ = 126530526.

The previous prime is 126530501. The next prime is 126530611. The reversal of 126530527 is 725035621.

It is a weak prime.

It is an emirp because it is prime and its reverse (725035621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126530527 - 2¹⁵ = 126497759 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126539527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63265263 + 63265264.

It is an arithmetic number, because the mean of its divisors is an integer number (63265264).

Almost surely, 2^126530527 is an apocalyptic number.

126530527 is a deficient number, since it is larger than the sum of its proper divisors (1).

126530527 is an equidigital number, since it uses as much as digits as its factorization.

126530527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 126530527 is about 11248.5788880196. The cubic root of 126530527 is about 502.0324299298.

The spelling of 126530527 in words is "one hundred twenty-six million, five hundred thirty thousand, five hundred twenty-seven".