2513877409 has 2 divisors, whose sum is σ = 2513877410. Its totient is φ = 2513877408.

The previous prime is 2513877343. The next prime is 2513877413. The reversal of 2513877409 is 9047783152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2411301025 + 102576384 = 49105^2 + 10128^2 .

It is a cyclic number.

It is not a de Polignac number, because 2513877409 - 2⁷ = 2513877281 is a prime.

It is not a weakly prime, because it can be changed into another prime (2513877419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256938704 + 1256938705.

It is an arithmetic number, because the mean of its divisors is an integer number (1256938705).

Almost surely, 2^2513877409 is an apocalyptic number.

It is an amenable number.

2513877409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513877409 is an equidigital number, since it uses as much as digits as its factorization.

2513877409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 2513877409 is about 50138.5820401814. The cubic root of 2513877409 is about 1359.7154481449.

The spelling of 2513877409 in words is "two billion, five hundred thirteen million, eight hundred seventy-seven thousand, four hundred nine".