64553527 has 2 divisors, whose sum is σ = 64553528. Its totient is φ = 64553526.

The previous prime is 64553521. The next prime is 64553543. The reversal of 64553527 is 72535546.

64553527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64553527 - 2³ = 64553519 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 (64553521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32276763 + 32276764.

It is an arithmetic number, because the mean of its divisors is an integer number (32276764).

Almost surely, 2^64553527 is an apocalyptic number.

64553527 is a deficient number, since it is larger than the sum of its proper divisors (1).

64553527 is an equidigital number, since it uses as much as digits as its factorization.

64553527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 37.

The square root of 64553527 is about 8034.5209564728. The cubic root of 64553527 is about 401.1498725653.

The spelling of 64553527 in words is "sixty-four million, five hundred fifty-three thousand, five hundred twenty-seven".