5197836913 has 2 divisors, whose sum is σ = 5197836914. Its totient is φ = 5197836912.

The previous prime is 5197836883. The next prime is 5197836937. The reversal of 5197836913 is 3196387915.

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., 4223960064 + 973876849 = 64992^2 + 31207^2 .

It is a cyclic number.

It is not a de Polignac number, because 5197836913 - 2¹³ = 5197828721 is a prime.

It is not a weakly prime, because it can be changed into another prime (5197836983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598918456 + 2598918457.

It is an arithmetic number, because the mean of its divisors is an integer number (2598918457).

Almost surely, 2^5197836913 is an apocalyptic number.

It is an amenable number.

5197836913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197836913 is an equidigital number, since it uses as much as digits as its factorization.

5197836913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 52.

The square root of 5197836913 is about 72096.0256394207. The cubic root of 5197836913 is about 1732.2379529355.

The spelling of 5197836913 in words is "five billion, one hundred ninety-seven million, eight hundred thirty-six thousand, nine hundred thirteen".