65204063 has 4 divisors (see below), whose sum is σ = 66794448. Its totient is φ = 63613680.

The previous prime is 65204023. The next prime is 65204089. The reversal of 65204063 is 36040256.

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 65204063 - 2⁸ = 65203807 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 (65204023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795131 + ... + 795212.

It is an arithmetic number, because the mean of its divisors is an integer number (16698612).

Almost surely, 2^65204063 is an apocalyptic number.

65204063 is a deficient number, since it is larger than the sum of its proper divisors (1590385).

65204063 is a wasteful number, since it uses less digits than its factorization.

65204063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590384.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 65204063 is about 8074.9032811545. The cubic root of 65204063 is about 402.4928959820.

The spelling of 65204063 in words is "sixty-five million, two hundred four thousand, sixty-three".