2064904057 has 2 divisors, whose sum is σ = 2064904058. Its totient is φ = 2064904056.

The previous prime is 2064904043. The next prime is 2064904067. The reversal of 2064904057 is 7504094602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1968785641 + 96118416 = 44371^2 + 9804^2 .

It is a cyclic number.

It is not a de Polignac number, because 2064904057 - 2¹¹ = 2064902009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2064904067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032452028 + 1032452029.

It is an arithmetic number, because the mean of its divisors is an integer number (1032452029).

Almost surely, 2^2064904057 is an apocalyptic number.

It is an amenable number.

2064904057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064904057 is an equidigital number, since it uses as much as digits as its factorization.

2064904057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 2064904057 is about 45441.2153996787. The cubic root of 2064904057 is about 1273.4052201145.

Adding to 2064904057 its reverse (7504094602), we get a palindrome (9568998659).

The spelling of 2064904057 in words is "two billion, sixty-four million, nine hundred four thousand, fifty-seven".