2104757513 has 2 divisors, whose sum is σ = 2104757514. Its totient is φ = 2104757512.

The previous prime is 2104757503. The next prime is 2104757521. The reversal of 2104757513 is 3157574012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2051365264 + 53392249 = 45292^2 + 7307^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104757513 - 2⁶ = 2104757449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104757503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052378756 + 1052378757.

It is an arithmetic number, because the mean of its divisors is an integer number (1052378757).

Almost surely, 2^2104757513 is an apocalyptic number.

It is an amenable number.

2104757513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104757513 is an equidigital number, since it uses as much as digits as its factorization.

2104757513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 2104757513 is about 45877.6363057209. The cubic root of 2104757513 is about 1281.5454788107.

The spelling of 2104757513 in words is "two billion, one hundred four million, seven hundred fifty-seven thousand, five hundred thirteen".