2013064541065 has 4 divisors (see below), whose sum is σ = 2415677449284. Its totient is φ = 1610451632848.

The previous prime is 2013064541041. The next prime is 2013064541129. The reversal of 2013064541065 is 5601454603102.

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 971691233536 + 1041373307529 = 985744^2 + 1020477^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013064541065 - 2¹³ = 2013064532873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201306454102 + ... + 201306454111.

It is an arithmetic number, because the mean of its divisors is an integer number (603919362321).

Almost surely, 2^{2013064541065} is an apocalyptic number.

It is an amenable number.

2013064541065 is a deficient number, since it is larger than the sum of its proper divisors (402612908219).

2013064541065 is an equidigital number, since it uses as much as digits as its factorization.

2013064541065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402612908218.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 2013064541065 in words is "two trillion, thirteen billion, sixty-four million, five hundred forty-one thousand, sixty-five".