2708137513 has 2 divisors, whose sum is σ = 2708137514. Its totient is φ = 2708137512.

The previous prime is 2708137501. The next prime is 2708137541. The reversal of 2708137513 is 3157318072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2107544464 + 600593049 = 45908^2 + 24507^2 .

It is a cyclic number.

It is not a de Polignac number, because 2708137513 - 2¹³ = 2708129321 is a prime.

It is a super-3 number, since 3×2708137513³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2708167513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354068756 + 1354068757.

It is an arithmetic number, because the mean of its divisors is an integer number (1354068757).

Almost surely, 2^2708137513 is an apocalyptic number.

It is an amenable number.

2708137513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2708137513 is an equidigital number, since it uses as much as digits as its factorization.

2708137513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 2708137513 is about 52039.7685717375. The cubic root of 2708137513 is about 1393.8741725641.

The spelling of 2708137513 in words is "two billion, seven hundred eight million, one hundred thirty-seven thousand, five hundred thirteen".