64201063 has 4 divisors (see below), whose sum is σ = 64769328. Its totient is φ = 63632800.

The previous prime is 64201051. The next prime is 64201069. The reversal of 64201063 is 36010246.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64201063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64201069) 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, 283963 + ... + 284188.

It is an arithmetic number, because the mean of its divisors is an integer number (16192332).

Almost surely, 2^64201063 is an apocalyptic number.

64201063 is a deficient number, since it is larger than the sum of its proper divisors (568265).

64201063 is a wasteful number, since it uses less digits than its factorization.

64201063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568264.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 64201063 is about 8012.5565832635. The cubic root of 64201063 is about 400.4184433602.

The spelling of 64201063 in words is "sixty-four million, two hundred one thousand, sixty-three".