4065272513 has 4 divisors (see below), whose sum is σ = 4196410368. Its totient is φ = 3934134660.

The previous prime is 4065272501. The next prime is 4065272527. The reversal of 4065272513 is 3152725604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4065272513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4065272573) 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, 65568881 + ... + 65568942.

It is an arithmetic number, because the mean of its divisors is an integer number (1049102592).

Almost surely, 2^4065272513 is an apocalyptic number.

It is an amenable number.

4065272513 is a deficient number, since it is larger than the sum of its proper divisors (131137855).

4065272513 is a wasteful number, since it uses less digits than its factorization.

4065272513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131137854.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 4065272513 is about 63759.4895917463. The cubic root of 4065272513 is about 1595.9889783484.

The spelling of 4065272513 in words is "four billion, sixty-five million, two hundred seventy-two thousand, five hundred thirteen".