38511036313 has 2 divisors, whose sum is σ = 38511036314. Its totient is φ = 38511036312.

The previous prime is 38511036269. The next prime is 38511036379. The reversal of 38511036313 is 31363011583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38411296144 + 99740169 = 195988^2 + 9987^2 .

It is an emirp because it is prime and its reverse (31363011583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38511036313 is a prime.

It is not a weakly prime, because it can be changed into another prime (38511036413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19255518156 + 19255518157.

It is an arithmetic number, because the mean of its divisors is an integer number (19255518157).

Almost surely, 2^38511036313 is an apocalyptic number.

It is an amenable number.

38511036313 is a deficient number, since it is larger than the sum of its proper divisors (1).

38511036313 is an equidigital number, since it uses as much as digits as its factorization.

38511036313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

Adding to 38511036313 its reverse (31363011583), we get a palindrome (69874047896).

The spelling of 38511036313 in words is "thirty-eight billion, five hundred eleven million, thirty-six thousand, three hundred thirteen".