2064001361 has 4 divisors (see below), whose sum is σ = 2072565924. Its totient is φ = 2055436800.

The previous prime is 2064001339. The next prime is 2064001391. The reversal of 2064001361 is 1631004602.

It is a happy number.

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 1545983761 + 518017600 = 39319^2 + 22760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2064001361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064001391) 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, 4281920 + ... + 4282401.

It is an arithmetic number, because the mean of its divisors is an integer number (518141481).

Almost surely, 2^2064001361 is an apocalyptic number.

It is an amenable number.

2064001361 is a deficient number, since it is larger than the sum of its proper divisors (8564563).

2064001361 is an equidigital number, since it uses as much as digits as its factorization.

2064001361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8564562.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2064001361 is about 45431.2817450708. The cubic root of 2064001361 is about 1273.2196319366.

Adding to 2064001361 its reverse (1631004602), we get a palindrome (3695005963).

The spelling of 2064001361 in words is "two billion, sixty-four million, one thousand, three hundred sixty-one".