5137435813 has 2 divisors, whose sum is σ = 5137435814. Its totient is φ = 5137435812.

The previous prime is 5137435789. The next prime is 5137435817. The reversal of 5137435813 is 3185347315.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3708444609 + 1428991204 = 60897^2 + 37802^2 .

It is a cyclic number.

It is not a de Polignac number, because 5137435813 - 2⁵ = 5137435781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5137435817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2568717906 + 2568717907.

It is an arithmetic number, because the mean of its divisors is an integer number (2568717907).

Almost surely, 2^5137435813 is an apocalyptic number.

It is an amenable number.

5137435813 is a deficient number, since it is larger than the sum of its proper divisors (1).

5137435813 is an equidigital number, since it uses as much as digits as its factorization.

5137435813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 5137435813 is about 71675.9081770158. The cubic root of 5137435813 is about 1725.5020103563.

The spelling of 5137435813 in words is "five billion, one hundred thirty-seven million, four hundred thirty-five thousand, eight hundred thirteen".