2064021325 has 6 divisors (see below), whose sum is σ = 2559386474. Its totient is φ = 1651217040.

The previous prime is 2064021301. The next prime is 2064021331. The reversal of 2064021325 is 5231204602.

It can be written as a sum of positive squares in 3 ways, for example, as 499849 + 2063521476 = 707^2 + 45426^2 .

It is not a de Polignac number, because 2064021325 - 2⁵ = 2064021293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 82560853 = 2064021325 / (2 + 0 + 6 + 4 + 0 + 2 + 1 + 3 + 2 + 5).

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 2064021325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41280402 + ... + 41280451.

Almost surely, 2^2064021325 is an apocalyptic number.

2064021325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2064021325 is a deficient number, since it is larger than the sum of its proper divisors (495365149).

2064021325 is an equidigital number, since it uses as much as digits as its factorization.

2064021325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82560863 (or 82560858 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2064021325 is about 45431.5014609907. The cubic root of 2064021325 is about 1273.2237369847.

Adding to 2064021325 its reverse (5231204602), we get a palindrome (7295225927).

The spelling of 2064021325 in words is "two billion, sixty-four million, twenty-one thousand, three hundred twenty-five".