65016343 has 4 divisors (see below), whose sum is σ = 74304400. Its totient is φ = 55728288.

The previous prime is 65016317. The next prime is 65016353. The reversal of 65016343 is 34361056.

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

It is a de Polignac number, because none of the positive numbers 2^k-65016343 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65016353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4644018 + ... + 4644031.

It is an arithmetic number, because the mean of its divisors is an integer number (18576100).

Almost surely, 2^65016343 is an apocalyptic number.

65016343 is a deficient number, since it is larger than the sum of its proper divisors (9288057).

65016343 is an equidigital number, since it uses as much as digits as its factorization.

65016343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288056.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 65016343 is about 8063.2712344308. The cubic root of 65016343 is about 402.1062708408.

Adding to 65016343 its reverse (34361056), we get a palindrome (99377399).

The spelling of 65016343 in words is "sixty-five million, sixteen thousand, three hundred forty-three".