5136918349 has 2 divisors, whose sum is σ = 5136918350. Its totient is φ = 5136918348.

The previous prime is 5136918329. The next prime is 5136918359. The reversal of 5136918349 is 9438196315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4810393449 + 326524900 = 69357^2 + 18070^2 .

It is a cyclic number.

It is not a de Polignac number, because 5136918349 - 2⁷ = 5136918221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5136918329) 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, 2568459174 + 2568459175.

It is an arithmetic number, because the mean of its divisors is an integer number (2568459175).

Almost surely, 2^5136918349 is an apocalyptic number.

It is an amenable number.

5136918349 is a deficient number, since it is larger than the sum of its proper divisors (1).

5136918349 is an equidigital number, since it uses as much as digits as its factorization.

5136918349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 49.

The square root of 5136918349 is about 71672.2983376423. The cubic root of 5136918349 is about 1725.4440751538. Note that the first 3 decimals are identical.

The spelling of 5136918349 in words is "five billion, one hundred thirty-six million, nine hundred eighteen thousand, three hundred forty-nine".