65344011 has 4 divisors (see below), whose sum is σ = 87125352. Its totient is φ = 43562672.

The previous prime is 65343997. The next prime is 65344031. The reversal of 65344011 is 11044356.

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 65344011 - 2¹⁰ = 65342987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65344031) 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, 10890666 + ... + 10890671.

It is an arithmetic number, because the mean of its divisors is an integer number (21781338).

Almost surely, 2^65344011 is an apocalyptic number.

65344011 is a deficient number, since it is larger than the sum of its proper divisors (21781341).

65344011 is a wasteful number, since it uses less digits than its factorization.

65344011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21781340.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 65344011 is about 8083.5642509972. The cubic root of 65344011 is about 402.7806481152.

Adding to 65344011 its reverse (11044356), we get a palindrome (76388367).

The spelling of 65344011 in words is "sixty-five million, three hundred forty-four thousand, eleven".