5308738691 has 2 divisors, whose sum is σ = 5308738692. Its totient is φ = 5308738690.

The previous prime is 5308738679. The next prime is 5308738697. The reversal of 5308738691 is 1968378035.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5308738691 is a prime.

It is not a weakly prime, because it can be changed into another prime (5308738697) 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, 2654369345 + 2654369346.

It is an arithmetic number, because the mean of its divisors is an integer number (2654369346).

Almost surely, 2^5308738691 is an apocalyptic number.

5308738691 is a deficient number, since it is larger than the sum of its proper divisors (1).

5308738691 is an equidigital number, since it uses as much as digits as its factorization.

5308738691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 5308738691 is about 72861.0917499868. The cubic root of 5308738691 is about 1744.4711156527.

The spelling of 5308738691 in words is "five billion, three hundred eight million, seven hundred thirty-eight thousand, six hundred ninety-one".