4065513 has 16 divisors (see below), whose sum is σ = 5591040. Its totient is φ = 2626704.

The previous prime is 4065491. The next prime is 4065517. The reversal of 4065513 is 3155604.

4065513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4065513 - 2⁹ = 4065001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4065517) 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 15 ways as a sum of consecutive naturals, for example, 18120 + ... + 18342.

It is an arithmetic number, because the mean of its divisors is an integer number (349440).

Almost surely, 2^4065513 is an apocalyptic number.

It is an amenable number.

4065513 is a deficient number, since it is larger than the sum of its proper divisors (1525527).

4065513 is a wasteful number, since it uses less digits than its factorization.

4065513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 4065513 is about 2016.3117318510. The cubic root of 4065513 is about 159.6020448730.

Subtracting from 4065513 its reverse (3155604), we obtain a palindrome (909909).

The spelling of 4065513 in words is "four million, sixty-five thousand, five hundred thirteen".