2738759813 has 2 divisors, whose sum is σ = 2738759814. Its totient is φ = 2738759812.

The previous prime is 2738759809. The next prime is 2738759831. The reversal of 2738759813 is 3189578372.

Together with next prime (2738759831) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2217185569 + 521574244 = 47087^2 + 22838^2 .

It is a cyclic number.

It is not a de Polignac number, because 2738759813 - 2² = 2738759809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2738759873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1369379906 + 1369379907.

It is an arithmetic number, because the mean of its divisors is an integer number (1369379907).

Almost surely, 2^2738759813 is an apocalyptic number.

It is an amenable number.

2738759813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2738759813 is an equidigital number, since it uses as much as digits as its factorization.

2738759813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 53.

The square root of 2738759813 is about 52333.1616950476. The cubic root of 2738759813 is about 1399.1082438345.

The spelling of 2738759813 in words is "two billion, seven hundred thirty-eight million, seven hundred fifty-nine thousand, eight hundred thirteen".