64045063 has 4 divisors (see below), whose sum is σ = 64855840. Its totient is φ = 63234288.

The previous prime is 64045061. The next prime is 64045081. The reversal of 64045063 is 36054046.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64045063 - 2¹ = 64045061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64045061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405270 + ... + 405427.

It is an arithmetic number, because the mean of its divisors is an integer number (16213960).

Almost surely, 2^64045063 is an apocalyptic number.

64045063 is a deficient number, since it is larger than the sum of its proper divisors (810777).

64045063 is an equidigital number, since it uses as much as digits as its factorization.

64045063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810776.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 64045063 is about 8002.8159419044. The cubic root of 64045063 is about 400.0938592244.

The spelling of 64045063 in words is "sixty-four million, forty-five thousand, sixty-three".