65163923 has 8 divisors (see below), whose sum is σ = 71160240. Its totient is φ = 59179680.

The previous prime is 65163893. The next prime is 65163929. The reversal of 65163923 is 32936156.

65163923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65163923 - 2⁶ = 65163859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65163929) 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 in 7 ways as a sum of consecutive naturals, for example, 11213 + ... + 16001.

It is an arithmetic number, because the mean of its divisors is an integer number (8895030).

Almost surely, 2^65163923 is an apocalyptic number.

65163923 is a deficient number, since it is larger than the sum of its proper divisors (5996317).

65163923 is a wasteful number, since it uses less digits than its factorization.

65163923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037.

The product of its digits is 29160, while the sum is 35.

The square root of 65163923 is about 8072.4174198316. The cubic root of 65163923 is about 402.4102867064.

The spelling of 65163923 in words is "sixty-five million, one hundred sixty-three thousand, nine hundred twenty-three".