4512065 has 4 divisors (see below), whose sum is σ = 5414484. Its totient is φ = 3609648.

The previous prime is 4512061. The next prime is 4512073. The reversal of 4512065 is 5602154.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1329409 + 3182656 = 1153^2 + 1784^2 .

It is a cyclic number.

It is not a de Polignac number, because 4512065 - 2² = 4512061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4512065.

It is not an unprimeable number, because it can be changed into a prime (4512061) 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, 451202 + ... + 451211.

It is an arithmetic number, because the mean of its divisors is an integer number (1353621).

Almost surely, 2^4512065 is an apocalyptic number.

It is an amenable number.

4512065 is a deficient number, since it is larger than the sum of its proper divisors (902419).

4512065 is an equidigital number, since it uses as much as digits as its factorization.

4512065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902418.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 4512065 is about 2124.1621877813. The cubic root of 4512065 is about 165.2437780079.

The spelling of 4512065 in words is "four million, five hundred twelve thousand, sixty-five".