64535507 has 2 divisors, whose sum is σ = 64535508. Its totient is φ = 64535506.

The previous prime is 64535483. The next prime is 64535509. The reversal of 64535507 is 70553546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64535507 - 2¹⁴ = 64519123 is a prime.

Together with 64535509, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64535509) 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, 32267753 + 32267754.

It is an arithmetic number, because the mean of its divisors is an integer number (32267754).

Almost surely, 2^64535507 is an apocalyptic number.

64535507 is a deficient number, since it is larger than the sum of its proper divisors (1).

64535507 is an equidigital number, since it uses as much as digits as its factorization.

64535507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 64535507 is about 8033.3994672243. The cubic root of 64535507 is about 401.1125423383.

The spelling of 64535507 in words is "sixty-four million, five hundred thirty-five thousand, five hundred seven".